285062778

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{1217}}^1$

素因数の和:1269

約数の個数: 144

約数和(自身を含む): 834515136

約数和(自身を除く): 549452358

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 33, 39, 42, 63, 66, 77, 78, 91, 99, 117, 126, 143, 154, 169, 182, 198, 231, 234, 273, 286, 338, 429, 462, 507, 546, 693, 819, 858, 1001, 1014, 1183, 1217, 1287, 1386, 1521, 1638, 1859, 2002, 2366, 2434, 2574, 3003, 3042, 3549, 3651, 3718, 5577, 6006, 7098, 7302, 8519, 9009, 10647, 10953, 11154, 13013, 13387, 15821, 16731, 17038, 18018, 21294, 21906, 25557, 26026, 26774, 31642, 33462, 39039, 40161, 47463, 51114, 76671, 78078, 80322, 93709, 94926, 110747, 117117, 120483, 142389, 153342, 174031, 187418, 205673, 221494, 234234, 240966, 281127, 284778, 332241, 348062, 411346, 522093, 562254, 617019, 664482, 843381, 996723, 1044186, 1218217, 1234038, 1439711, 1566279, 1686762, 1851057, 1993446, 2262403, 2436434, 2879422, 3132558, 3654651, 3702114, 4319133, 4524806, 6787209, 7309302, 8638266, 10963953, 12957399, 13574418, 15836821, 20361627, 21927906, 25914798, 31673642, 40723254, 47510463, 95020926, 142531389, 285062778]

約数ペア:

[(1, 285062778), (2, 142531389), (3, 95020926), (6, 47510463), (7, 40723254), (9, 31673642), (11, 25914798), (13, 21927906), (14, 20361627), (18, 15836821), (21, 13574418), (22, 12957399), (26, 10963953), (33, 8638266), (39, 7309302), (42, 6787209), (63, 4524806), (66, 4319133), (77, 3702114), (78, 3654651), (91, 3132558), (99, 2879422), (117, 2436434), (126, 2262403), (143, 1993446), (154, 1851057), (169, 1686762), (182, 1566279), (198, 1439711), (231, 1234038), (234, 1218217), (273, 1044186), (286, 996723), (338, 843381), (429, 664482), (462, 617019), (507, 562254), (546, 522093), (693, 411346), (819, 348062), (858, 332241), (1001, 284778), (1014, 281127), (1183, 240966), (1217, 234234), (1287, 221494), (1386, 205673), (1521, 187418), (1638, 174031), (1859, 153342), (2002, 142389), (2366, 120483), (2434, 117117), (2574, 110747), (3003, 94926), (3042, 93709), (3549, 80322), (3651, 78078), (3718, 76671), (5577, 51114), (6006, 47463), (7098, 40161), (7302, 39039), (8519, 33462), (9009, 31642), (10647, 26774), (10953, 26026), (11154, 25557), (13013, 21906), (13387, 21294), (15821, 18018), (16731, 17038)]