13015870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:385

約数の個数: 48

約数和(自身を含む): 27628128

約数和(自身を除く): 14612258

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 101, 202, 245, 263, 490, 505, 526, 707, 1010, 1315, 1414, 1841, 2630, 3535, 3682, 4949, 7070, 9205, 9898, 12887, 18410, 24745, 25774, 26563, 49490, 53126, 64435, 128870, 132815, 185941, 265630, 371882, 929705, 1301587, 1859410, 2603174, 6507935, 13015870]

約数ペア:

[(1, 13015870), (2, 6507935), (5, 2603174), (7, 1859410), (10, 1301587), (14, 929705), (35, 371882), (49, 265630), (70, 185941), (98, 132815), (101, 128870), (202, 64435), (245, 53126), (263, 49490), (490, 26563), (505, 25774), (526, 24745), (707, 18410), (1010, 12887), (1315, 9898), (1414, 9205), (1841, 7070), (2630, 4949), (3535, 3682)]