205128728

素因数分解:

$2^3\times 7^1\times {\mathrm{1453}}^1\times {\mathrm{2521}}^1$

素因数の和:3987

約数の個数: 32

約数和(自身を含む): 440038560

約数和(自身を除く): 234909832

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1453, 2521, 2906, 5042, 5812, 10084, 10171, 11624, 17647, 20168, 20342, 35294, 40684, 70588, 81368, 141176, 3663013, 7326026, 14652052, 25641091, 29304104, 51282182, 102564364, 205128728]

約数ペア:

[(1, 205128728), (2, 102564364), (4, 51282182), (7, 29304104), (8, 25641091), (14, 14652052), (28, 7326026), (56, 3663013), (1453, 141176), (2521, 81368), (2906, 70588), (5042, 40684), (5812, 35294), (10084, 20342), (10171, 20168), (11624, 17647)]