257062806

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1297}}^1$

素因数の和:1347

約数の個数: 144

約数和(自身を含む): 754065312

約数和(自身を除く): 497002506

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, 121, 126, 143, 154, 182, 198, 231, 234, 242, 273, 286, 363, 429, 462, 546, 693, 726, 819, 847, 858, 1001, 1089, 1287, 1297, 1386, 1573, 1638, 1694, 2002, 2178, 2541, 2574, 2594, 3003, 3146, 3891, 4719, 5082, 6006, 7623, 7782, 9009, 9079, 9438, 11011, 11673, 14157, 14267, 15246, 16861, 18018, 18158, 22022, 23346, 27237, 28314, 28534, 33033, 33722, 42801, 50583, 54474, 66066, 81711, 85602, 99099, 99869, 101166, 118027, 128403, 151749, 156937, 163422, 185471, 198198, 199738, 236054, 256806, 299607, 303498, 313874, 354081, 370942, 470811, 556413, 599214, 708162, 898821, 941622, 1062243, 1098559, 1112826, 1298297, 1412433, 1669239, 1797642, 2040181, 2124486, 2197118, 2596594, 2824866, 3295677, 3338478, 3894891, 4080362, 6120543, 6591354, 7789782, 9887031, 11684673, 12241086, 14281267, 18361629, 19774062, 23369346, 28562534, 36723258, 42843801, 85687602, 128531403, 257062806]

約数ペア:

[(1, 257062806), (2, 128531403), (3, 85687602), (6, 42843801), (7, 36723258), (9, 28562534), (11, 23369346), (13, 19774062), (14, 18361629), (18, 14281267), (21, 12241086), (22, 11684673), (26, 9887031), (33, 7789782), (39, 6591354), (42, 6120543), (63, 4080362), (66, 3894891), (77, 3338478), (78, 3295677), (91, 2824866), (99, 2596594), (117, 2197118), (121, 2124486), (126, 2040181), (143, 1797642), (154, 1669239), (182, 1412433), (198, 1298297), (231, 1112826), (234, 1098559), (242, 1062243), (273, 941622), (286, 898821), (363, 708162), (429, 599214), (462, 556413), (546, 470811), (693, 370942), (726, 354081), (819, 313874), (847, 303498), (858, 299607), (1001, 256806), (1089, 236054), (1287, 199738), (1297, 198198), (1386, 185471), (1573, 163422), (1638, 156937), (1694, 151749), (2002, 128403), (2178, 118027), (2541, 101166), (2574, 99869), (2594, 99099), (3003, 85602), (3146, 81711), (3891, 66066), (4719, 54474), (5082, 50583), (6006, 42801), (7623, 33722), (7782, 33033), (9009, 28534), (9079, 28314), (9438, 27237), (11011, 23346), (11673, 22022), (14157, 18158), (14267, 18018), (15246, 16861)]