28003404

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16319}}^1$

素因数の和:16350

約数の個数: 48

約数和(自身を含む): 76769280

約数和(自身を除く): 48765876

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 132, 143, 156, 286, 429, 572, 858, 1716, 16319, 32638, 48957, 65276, 97914, 179509, 195828, 212147, 359018, 424294, 538527, 636441, 718036, 848588, 1077054, 1272882, 2154108, 2333617, 2545764, 4667234, 7000851, 9334468, 14001702, 28003404]

約数ペア:

[(1, 28003404), (2, 14001702), (3, 9334468), (4, 7000851), (6, 4667234), (11, 2545764), (12, 2333617), (13, 2154108), (22, 1272882), (26, 1077054), (33, 848588), (39, 718036), (44, 636441), (52, 538527), (66, 424294), (78, 359018), (132, 212147), (143, 195828), (156, 179509), (286, 97914), (429, 65276), (572, 48957), (858, 32638), (1716, 16319)]