508745978

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{18869}}^1$

素因数の和:18962

約数の個数: 32

約数和(自身を含む): 884474640

約数和(自身を除く): 375728662

約数列:

[1, 2, 13, 17, 26, 34, 61, 122, 221, 442, 793, 1037, 1586, 2074, 13481, 18869, 26962, 37738, 245297, 320773, 490594, 641546, 1151009, 2302018, 4170049, 8340098, 14963117, 19567153, 29926234, 39134306, 254372989, 508745978]

約数ペア:

[(1, 508745978), (2, 254372989), (13, 39134306), (17, 29926234), (26, 19567153), (34, 14963117), (61, 8340098), (122, 4170049), (221, 2302018), (442, 1151009), (793, 641546), (1037, 490594), (1586, 320773), (2074, 245297), (13481, 37738), (18869, 26962)]