99863556

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{640151}}^1$

素因数の和:640171

約数の個数: 24

約数和(自身を含む): 250939584

約数和(自身を除く): 151076028

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 640151, 1280302, 1920453, 2560604, 3840906, 7681812, 8321963, 16643926, 24965889, 33287852, 49931778, 99863556]

約数ペア:

[(1, 99863556), (2, 49931778), (3, 33287852), (4, 24965889), (6, 16643926), (12, 8321963), (13, 7681812), (26, 3840906), (39, 2560604), (52, 1920453), (78, 1280302), (156, 640151)]