289320928

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{16963}}^1$

素因数の和:17027

約数の個数: 48

約数和(自身を含む): 628414416

約数和(自身を除く): 339093488

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 41, 52, 82, 104, 164, 208, 328, 416, 533, 656, 1066, 1312, 2132, 4264, 8528, 16963, 17056, 33926, 67852, 135704, 220519, 271408, 441038, 542816, 695483, 882076, 1390966, 1764152, 2781932, 3528304, 5563864, 7056608, 9041279, 11127728, 18082558, 22255456, 36165116, 72330232, 144660464, 289320928]

約数ペア:

[(1, 289320928), (2, 144660464), (4, 72330232), (8, 36165116), (13, 22255456), (16, 18082558), (26, 11127728), (32, 9041279), (41, 7056608), (52, 5563864), (82, 3528304), (104, 2781932), (164, 1764152), (208, 1390966), (328, 882076), (416, 695483), (533, 542816), (656, 441038), (1066, 271408), (1312, 220519), (2132, 135704), (4264, 67852), (8528, 33926), (16963, 17056)]