918081507

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:412

約数の個数: 64

約数和(自身を含む): 1488430080

約数和(自身を除く): 570348573

約数列:

[1, 3, 7, 21, 29, 73, 87, 107, 193, 203, 219, 321, 511, 579, 609, 749, 1351, 1533, 2117, 2247, 3103, 4053, 5597, 6351, 7811, 9309, 14089, 14819, 16791, 20651, 21721, 23433, 39179, 42267, 44457, 54677, 61953, 65163, 98623, 117537, 144557, 164031, 226519, 295869, 408581, 433671, 598879, 679557, 1225743, 1507523, 1585633, 1796637, 2860067, 4192153, 4522569, 4756899, 8580201, 10552661, 12576459, 31657983, 43718167, 131154501, 306027169, 918081507]

約数ペア:

[(1, 918081507), (3, 306027169), (7, 131154501), (21, 43718167), (29, 31657983), (73, 12576459), (87, 10552661), (107, 8580201), (193, 4756899), (203, 4522569), (219, 4192153), (321, 2860067), (511, 1796637), (579, 1585633), (609, 1507523), (749, 1225743), (1351, 679557), (1533, 598879), (2117, 433671), (2247, 408581), (3103, 295869), (4053, 226519), (5597, 164031), (6351, 144557), (7811, 117537), (9309, 98623), (14089, 65163), (14819, 61953), (16791, 54677), (20651, 44457), (21721, 42267), (23433, 39179)]