138550009712

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{1321}}^1\times {\mathrm{211457}}^1$

素因数の和:212817

約数の個数: 40

約数和(自身を含む): 277311096192

約数和(自身を除く): 138761086480

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 1321, 2642, 5284, 10568, 21136, 40951, 81902, 163804, 211457, 327608, 422914, 655216, 845828, 1691656, 3383312, 6555167, 13110334, 26220668, 52441336, 104882672, 279334697, 558669394, 1117338788, 2234677576, 4469355152, 8659375607, 17318751214, 34637502428, 69275004856, 138550009712]

約数ペア:

[(1, 138550009712), (2, 69275004856), (4, 34637502428), (8, 17318751214), (16, 8659375607), (31, 4469355152), (62, 2234677576), (124, 1117338788), (248, 558669394), (496, 279334697), (1321, 104882672), (2642, 52441336), (5284, 26220668), (10568, 13110334), (21136, 6555167), (40951, 3383312), (81902, 1691656), (163804, 845828), (211457, 655216), (327608, 422914)]