28385656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1429}}^1$

素因数の和:1639

約数の個数: 32

約数和(自身を含む): 57657600

約数和(自身を除く): 29271944

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 191, 382, 764, 1429, 1528, 2483, 2858, 4966, 5716, 9932, 11432, 18577, 19864, 37154, 74308, 148616, 272939, 545878, 1091756, 2183512, 3548207, 7096414, 14192828, 28385656]

約数ペア:

[(1, 28385656), (2, 14192828), (4, 7096414), (8, 3548207), (13, 2183512), (26, 1091756), (52, 545878), (104, 272939), (191, 148616), (382, 74308), (764, 37154), (1429, 19864), (1528, 18577), (2483, 11432), (2858, 9932), (4966, 5716)]