215848514

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{6637}}^1$

素因数の和:6770

約数の個数: 32

約数和(自身を含む): 389995776

約数和(自身を除く): 174147262

約数列:

[1, 2, 7, 14, 23, 46, 101, 161, 202, 322, 707, 1414, 2323, 4646, 6637, 13274, 16261, 32522, 46459, 92918, 152651, 305302, 670337, 1068557, 1340674, 2137114, 4692359, 9384718, 15417751, 30835502, 107924257, 215848514]

約数ペア:

[(1, 215848514), (2, 107924257), (7, 30835502), (14, 15417751), (23, 9384718), (46, 4692359), (101, 2137114), (161, 1340674), (202, 1068557), (322, 670337), (707, 305302), (1414, 152651), (2323, 92918), (4646, 46459), (6637, 32522), (13274, 16261)]