138721592

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{136537}}^1$

素因数の和:136670

約数の個数: 16

約数和(自身を含む): 262152960

約数和(自身を除く): 123431368

約数列:

[1, 2, 4, 8, 127, 254, 508, 1016, 136537, 273074, 546148, 1092296, 17340199, 34680398, 69360796, 138721592]

約数ペア:

[(1, 138721592), (2, 69360796), (4, 34680398), (8, 17340199), (127, 1092296), (254, 546148), (508, 273074), (1016, 136537)]