221863356

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{607}}^1$

素因数の和:712

約数の個数: 144

約数和(自身を含む): 669247488

約数和(自身を除く): 447384132

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 71, 78, 99, 117, 132, 142, 143, 156, 198, 213, 234, 284, 286, 396, 426, 429, 468, 572, 607, 639, 781, 852, 858, 923, 1214, 1278, 1287, 1562, 1716, 1821, 1846, 2343, 2428, 2556, 2574, 2769, 3124, 3642, 3692, 4686, 5148, 5463, 5538, 6677, 7029, 7284, 7891, 8307, 9372, 10153, 10926, 11076, 13354, 14058, 15782, 16614, 20031, 20306, 21852, 23673, 26708, 28116, 30459, 31564, 33228, 40062, 40612, 43097, 47346, 60093, 60918, 71019, 80124, 86194, 86801, 91377, 94692, 120186, 121836, 129291, 142038, 172388, 173602, 182754, 240372, 258582, 260403, 284076, 347204, 365508, 387873, 474067, 517164, 520806, 560261, 775746, 781209, 948134, 1041612, 1120522, 1422201, 1551492, 1562418, 1680783, 1896268, 2241044, 2844402, 3124836, 3361566, 4266603, 5042349, 5688804, 6162871, 6723132, 8533206, 10084698, 12325742, 17066412, 18488613, 20169396, 24651484, 36977226, 55465839, 73954452, 110931678, 221863356]

約数ペア:

[(1, 221863356), (2, 110931678), (3, 73954452), (4, 55465839), (6, 36977226), (9, 24651484), (11, 20169396), (12, 18488613), (13, 17066412), (18, 12325742), (22, 10084698), (26, 8533206), (33, 6723132), (36, 6162871), (39, 5688804), (44, 5042349), (52, 4266603), (66, 3361566), (71, 3124836), (78, 2844402), (99, 2241044), (117, 1896268), (132, 1680783), (142, 1562418), (143, 1551492), (156, 1422201), (198, 1120522), (213, 1041612), (234, 948134), (284, 781209), (286, 775746), (396, 560261), (426, 520806), (429, 517164), (468, 474067), (572, 387873), (607, 365508), (639, 347204), (781, 284076), (852, 260403), (858, 258582), (923, 240372), (1214, 182754), (1278, 173602), (1287, 172388), (1562, 142038), (1716, 129291), (1821, 121836), (1846, 120186), (2343, 94692), (2428, 91377), (2556, 86801), (2574, 86194), (2769, 80124), (3124, 71019), (3642, 60918), (3692, 60093), (4686, 47346), (5148, 43097), (5463, 40612), (5538, 40062), (6677, 33228), (7029, 31564), (7284, 30459), (7891, 28116), (8307, 26708), (9372, 23673), (10153, 21852), (10926, 20306), (11076, 20031), (13354, 16614), (14058, 15782)]