28401764

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:428

約数の個数: 36

約数和(自身を含む): 53639040

約数和(自身を除く): 25237276

約数列:

[1, 2, 4, 17, 34, 68, 79, 158, 289, 311, 316, 578, 622, 1156, 1244, 1343, 2686, 5287, 5372, 10574, 21148, 22831, 24569, 45662, 49138, 89879, 91324, 98276, 179758, 359516, 417673, 835346, 1670692, 7100441, 14200882, 28401764]

約数ペア:

[(1, 28401764), (2, 14200882), (4, 7100441), (17, 1670692), (34, 835346), (68, 417673), (79, 359516), (158, 179758), (289, 98276), (311, 91324), (316, 89879), (578, 49138), (622, 45662), (1156, 24569), (1244, 22831), (1343, 21148), (2686, 10574), (5287, 5372)]