27139630

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{97}}^1\times {\mathrm{571}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 57513456

約数和(自身を除く): 30373826

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 97, 98, 194, 245, 485, 490, 571, 679, 970, 1142, 1358, 2855, 3395, 3997, 4753, 5710, 6790, 7994, 9506, 19985, 23765, 27979, 39970, 47530, 55387, 55958, 110774, 139895, 276935, 279790, 387709, 553870, 775418, 1938545, 2713963, 3877090, 5427926, 13569815, 27139630]

約数ペア:

[(1, 27139630), (2, 13569815), (5, 5427926), (7, 3877090), (10, 2713963), (14, 1938545), (35, 775418), (49, 553870), (70, 387709), (97, 279790), (98, 276935), (194, 139895), (245, 110774), (485, 55958), (490, 55387), (571, 47530), (679, 39970), (970, 27979), (1142, 23765), (1358, 19985), (2855, 9506), (3395, 7994), (3997, 6790), (4753, 5710)]