1285191198

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{417541}}^1$

素因数の和:417574

約数の個数: 40

約数和(自身を含む): 3031354920

約数和(自身を除く): 1746163722

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 417541, 835082, 1252623, 2505246, 3757869, 7515738, 7933279, 11273607, 15866558, 22547214, 23799837, 33820821, 47599674, 67641642, 71399511, 142799022, 214198533, 428397066, 642595599, 1285191198]

約数ペア:

[(1, 1285191198), (2, 642595599), (3, 428397066), (6, 214198533), (9, 142799022), (18, 71399511), (19, 67641642), (27, 47599674), (38, 33820821), (54, 23799837), (57, 22547214), (81, 15866558), (114, 11273607), (162, 7933279), (171, 7515738), (342, 3757869), (513, 2505246), (1026, 1252623), (1539, 835082), (3078, 417541)]