561421868

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{3637}}^1$

素因数の和:3834

約数の個数: 48

約数和(自身を含む): 1161249600

約数和(自身を除く): 599827732

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 149, 259, 298, 518, 596, 1036, 1043, 2086, 3637, 4172, 5513, 7274, 11026, 14548, 22052, 25459, 38591, 50918, 77182, 101836, 134569, 154364, 269138, 538276, 541913, 941983, 1083826, 1883966, 2167652, 3767932, 3793391, 7586782, 15173564, 20050781, 40101562, 80203124, 140355467, 280710934, 561421868]

約数ペア:

[(1, 561421868), (2, 280710934), (4, 140355467), (7, 80203124), (14, 40101562), (28, 20050781), (37, 15173564), (74, 7586782), (148, 3793391), (149, 3767932), (259, 2167652), (298, 1883966), (518, 1083826), (596, 941983), (1036, 541913), (1043, 538276), (2086, 269138), (3637, 154364), (4172, 134569), (5513, 101836), (7274, 77182), (11026, 50918), (14548, 38591), (22052, 25459)]