27781456

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{709}}^1$

素因数の和:827

約数の個数: 40

約数和(自身を含む): 56345600

約数和(自身を除く): 28564144

約数列:

[1, 2, 4, 8, 16, 31, 62, 79, 124, 158, 248, 316, 496, 632, 709, 1264, 1418, 2449, 2836, 4898, 5672, 9796, 11344, 19592, 21979, 39184, 43958, 56011, 87916, 112022, 175832, 224044, 351664, 448088, 896176, 1736341, 3472682, 6945364, 13890728, 27781456]

約数ペア:

[(1, 27781456), (2, 13890728), (4, 6945364), (8, 3472682), (16, 1736341), (31, 896176), (62, 448088), (79, 351664), (124, 224044), (158, 175832), (248, 112022), (316, 87916), (496, 56011), (632, 43958), (709, 39184), (1264, 21979), (1418, 19592), (2449, 11344), (2836, 9796), (4898, 5672)]