140853128

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{3217}}^1$

素因数の和:3657

約数の個数: 32

約数和(自身を含む): 285179160

約数和(自身を除く): 144326032

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 421, 842, 1684, 3217, 3368, 5473, 6434, 10946, 12868, 21892, 25736, 41821, 43784, 83642, 167284, 334568, 1354357, 2708714, 5417428, 10834856, 17606641, 35213282, 70426564, 140853128]

約数ペア:

[(1, 140853128), (2, 70426564), (4, 35213282), (8, 17606641), (13, 10834856), (26, 5417428), (52, 2708714), (104, 1354357), (421, 334568), (842, 167284), (1684, 83642), (3217, 43784), (3368, 41821), (5473, 25736), (6434, 21892), (10946, 12868)]