15351516

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 40744704

約数和(自身を除く): 25393188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 47, 86, 94, 129, 141, 172, 188, 211, 258, 282, 387, 422, 423, 516, 564, 633, 774, 844, 846, 1266, 1548, 1692, 1899, 2021, 2532, 3798, 4042, 6063, 7596, 8084, 9073, 9917, 12126, 18146, 18189, 19834, 24252, 27219, 29751, 36292, 36378, 39668, 54438, 59502, 72756, 81657, 89253, 108876, 119004, 163314, 178506, 326628, 357012, 426431, 852862, 1279293, 1705724, 2558586, 3837879, 5117172, 7675758, 15351516]

約数ペア:

[(1, 15351516), (2, 7675758), (3, 5117172), (4, 3837879), (6, 2558586), (9, 1705724), (12, 1279293), (18, 852862), (36, 426431), (43, 357012), (47, 326628), (86, 178506), (94, 163314), (129, 119004), (141, 108876), (172, 89253), (188, 81657), (211, 72756), (258, 59502), (282, 54438), (387, 39668), (422, 36378), (423, 36292), (516, 29751), (564, 27219), (633, 24252), (774, 19834), (844, 18189), (846, 18146), (1266, 12126), (1548, 9917), (1692, 9073), (1899, 8084), (2021, 7596), (2532, 6063), (3798, 4042)]