987156795

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{5923}}^1$

素因数の和:6243

約数の個数: 32

約数和(自身を含む): 1624218624

約数和(自身を除く): 637061829

約数列:

[1, 3, 5, 15, 41, 123, 205, 271, 615, 813, 1355, 4065, 5923, 11111, 17769, 29615, 33333, 55555, 88845, 166665, 242843, 728529, 1214215, 1605133, 3642645, 4815399, 8025665, 24076995, 65810453, 197431359, 329052265, 987156795]

約数ペア:

[(1, 987156795), (3, 329052265), (5, 197431359), (15, 65810453), (41, 24076995), (123, 8025665), (205, 4815399), (271, 3642645), (615, 1605133), (813, 1214215), (1355, 728529), (4065, 242843), (5923, 166665), (11111, 88845), (17769, 55555), (29615, 33333)]