138889114

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{239}}^1$

素因数の和:395

約数の個数: 64

約数和(自身を含む): 268369920

約数和(自身を除く): 129480806

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 103, 182, 206, 217, 239, 403, 434, 478, 721, 806, 1339, 1442, 1673, 2678, 2821, 3107, 3193, 3346, 5642, 6214, 6386, 7409, 9373, 14818, 18746, 21749, 22351, 24617, 41509, 43498, 44702, 49234, 51863, 83018, 96317, 103726, 172319, 192634, 290563, 320021, 344638, 581126, 640042, 674219, 763127, 1348438, 1526254, 2240147, 4480294, 5341889, 9920651, 10683778, 19841302, 69444557, 138889114]

約数ペア:

[(1, 138889114), (2, 69444557), (7, 19841302), (13, 10683778), (14, 9920651), (26, 5341889), (31, 4480294), (62, 2240147), (91, 1526254), (103, 1348438), (182, 763127), (206, 674219), (217, 640042), (239, 581126), (403, 344638), (434, 320021), (478, 290563), (721, 192634), (806, 172319), (1339, 103726), (1442, 96317), (1673, 83018), (2678, 51863), (2821, 49234), (3107, 44702), (3193, 43498), (3346, 41509), (5642, 24617), (6214, 22351), (6386, 21749), (7409, 18746), (9373, 14818)]