387374735

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1$

素因数の和:683

約数の個数: 32

約数和(自身を含む): 516151872

約数和(自身を除く): 128777137

約数列:

[1, 5, 11, 55, 113, 157, 397, 565, 785, 1243, 1727, 1985, 4367, 6215, 8635, 17741, 21835, 44861, 62329, 88705, 195151, 224305, 311645, 493471, 685619, 975755, 2467355, 3428095, 7043177, 35215885, 77474947, 387374735]

約数ペア:

[(1, 387374735), (5, 77474947), (11, 35215885), (55, 7043177), (113, 3428095), (157, 2467355), (397, 975755), (565, 685619), (785, 493471), (1243, 311645), (1727, 224305), (1985, 195151), (4367, 88705), (6215, 62329), (8635, 44861), (17741, 21835)]