279134973

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:666

約数の個数: 48

約数和(自身を含む): 449152704

約数和(自身を除く): 170017731

約数列:

[1, 3, 9, 13, 39, 43, 113, 117, 129, 339, 387, 491, 559, 1017, 1469, 1473, 1677, 4407, 4419, 4859, 5031, 6383, 13221, 14577, 19149, 21113, 43731, 55483, 57447, 63167, 63339, 166449, 189501, 190017, 274469, 499347, 568503, 721279, 823407, 2163837, 2385769, 2470221, 6491511, 7157307, 21471921, 31014997, 93044991, 279134973]

約数ペア:

[(1, 279134973), (3, 93044991), (9, 31014997), (13, 21471921), (39, 7157307), (43, 6491511), (113, 2470221), (117, 2385769), (129, 2163837), (339, 823407), (387, 721279), (491, 568503), (559, 499347), (1017, 274469), (1469, 190017), (1473, 189501), (1677, 166449), (4407, 63339), (4419, 63167), (4859, 57447), (5031, 55483), (6383, 43731), (13221, 21113), (14577, 19149)]