397788553990

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2473}}^1\times {\mathrm{226553}}^1$

素因数の和:229104

約数の個数: 32

約数和(自身を含む): 726400996416

約数和(自身を除く): 328612442426

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 2473, 4946, 12365, 24730, 175583, 226553, 351166, 453106, 877915, 1132765, 1755830, 2265530, 16085263, 32170526, 80426315, 160852630, 560265569, 1120531138, 2801327845, 5602655690, 39778855399, 79557710798, 198894276995, 397788553990]

約数ペア:

[(1, 397788553990), (2, 198894276995), (5, 79557710798), (10, 39778855399), (71, 5602655690), (142, 2801327845), (355, 1120531138), (710, 560265569), (2473, 160852630), (4946, 80426315), (12365, 32170526), (24730, 16085263), (175583, 2265530), (226553, 1755830), (351166, 1132765), (453106, 877915)]