81551626

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{6521}}^1$

素因数の和:6586

約数の個数: 24

約数和(自身を含む): 136061964

約数和(自身を除く): 54510338

約数列:

[1, 2, 13, 26, 37, 74, 169, 338, 481, 962, 6253, 6521, 12506, 13042, 84773, 169546, 241277, 482554, 1102049, 2204098, 3136601, 6273202, 40775813, 81551626]

約数ペア:

[(1, 81551626), (2, 40775813), (13, 6273202), (26, 3136601), (37, 2204098), (74, 1102049), (169, 482554), (338, 241277), (481, 169546), (962, 84773), (6253, 13042), (6521, 12506)]