131862068

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{487}}^1$

素因数の和:672

約数の個数: 48

約数和(自身を含む): 257101824

約数和(自身を除く): 125239756

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 127, 164, 254, 487, 508, 533, 974, 1066, 1651, 1948, 2132, 3302, 5207, 6331, 6604, 10414, 12662, 19967, 20828, 25324, 39934, 61849, 67691, 79868, 123698, 135382, 247396, 259571, 270764, 519142, 804037, 1038284, 1608074, 2535809, 3216148, 5071618, 10143236, 32965517, 65931034, 131862068]

約数ペア:

[(1, 131862068), (2, 65931034), (4, 32965517), (13, 10143236), (26, 5071618), (41, 3216148), (52, 2535809), (82, 1608074), (127, 1038284), (164, 804037), (254, 519142), (487, 270764), (508, 259571), (533, 247396), (974, 135382), (1066, 123698), (1651, 79868), (1948, 67691), (2132, 61849), (3302, 39934), (5207, 25324), (6331, 20828), (6604, 19967), (10414, 12662)]