81802278

素因数分解:

$2^1\times 3^3\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:418

約数の個数: 64

約数和(自身を含む): 187729920

約数和(自身を除く): 105927642

約数列:

[1, 2, 3, 6, 9, 18, 27, 47, 54, 94, 141, 167, 193, 282, 334, 386, 423, 501, 579, 846, 1002, 1158, 1269, 1503, 1737, 2538, 3006, 3474, 4509, 5211, 7849, 9018, 9071, 10422, 15698, 18142, 23547, 27213, 32231, 47094, 54426, 64462, 70641, 81639, 96693, 141282, 163278, 193386, 211923, 244917, 290079, 423846, 489834, 580158, 870237, 1514857, 1740474, 3029714, 4544571, 9089142, 13633713, 27267426, 40901139, 81802278]

約数ペア:

[(1, 81802278), (2, 40901139), (3, 27267426), (6, 13633713), (9, 9089142), (18, 4544571), (27, 3029714), (47, 1740474), (54, 1514857), (94, 870237), (141, 580158), (167, 489834), (193, 423846), (282, 290079), (334, 244917), (386, 211923), (423, 193386), (501, 163278), (579, 141282), (846, 96693), (1002, 81639), (1158, 70641), (1269, 64462), (1503, 54426), (1737, 47094), (2538, 32231), (3006, 27213), (3474, 23547), (4509, 18142), (5211, 15698), (7849, 10422), (9018, 9071)]