290435607

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1$

素因数の和:349

約数の個数: 96

約数和(自身を含む): 550877184

約数和(自身を除く): 260441577

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 47, 63, 77, 99, 111, 141, 231, 241, 259, 329, 333, 407, 423, 517, 693, 723, 777, 987, 1221, 1551, 1687, 1739, 2169, 2331, 2651, 2849, 2961, 3619, 3663, 4653, 5061, 5217, 7953, 8547, 8917, 10857, 11327, 12173, 15183, 15651, 18557, 19129, 23859, 25641, 26751, 32571, 33981, 36519, 55671, 57387, 62419, 79289, 80253, 98087, 101943, 109557, 124597, 133903, 167013, 172161, 187257, 237867, 294261, 373791, 401709, 419099, 561771, 686609, 713601, 872179, 882783, 1121373, 1205127, 1257297, 2059827, 2616537, 2933693, 3771891, 4610089, 6179481, 7849611, 8801079, 13830267, 26403237, 32270623, 41490801, 96811869, 290435607]

約数ペア:

[(1, 290435607), (3, 96811869), (7, 41490801), (9, 32270623), (11, 26403237), (21, 13830267), (33, 8801079), (37, 7849611), (47, 6179481), (63, 4610089), (77, 3771891), (99, 2933693), (111, 2616537), (141, 2059827), (231, 1257297), (241, 1205127), (259, 1121373), (329, 882783), (333, 872179), (407, 713601), (423, 686609), (517, 561771), (693, 419099), (723, 401709), (777, 373791), (987, 294261), (1221, 237867), (1551, 187257), (1687, 172161), (1739, 167013), (2169, 133903), (2331, 124597), (2651, 109557), (2849, 101943), (2961, 98087), (3619, 80253), (3663, 79289), (4653, 62419), (5061, 57387), (5217, 55671), (7953, 36519), (8547, 33981), (8917, 32571), (10857, 26751), (11327, 25641), (12173, 23859), (15183, 19129), (15651, 18557)]