213883054

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{13751}}^1$

素因数の和:13872

約数の個数: 32

約数和(自身を含む): 403978752

約数和(自身を除く): 190095698

約数列:

[1, 2, 7, 11, 14, 22, 77, 101, 154, 202, 707, 1111, 1414, 2222, 7777, 13751, 15554, 27502, 96257, 151261, 192514, 302522, 1058827, 1388851, 2117654, 2777702, 9721957, 15277361, 19443914, 30554722, 106941527, 213883054]

約数ペア:

[(1, 213883054), (2, 106941527), (7, 30554722), (11, 19443914), (14, 15277361), (22, 9721957), (77, 2777702), (101, 2117654), (154, 1388851), (202, 1058827), (707, 302522), (1111, 192514), (1414, 151261), (2222, 96257), (7777, 27502), (13751, 15554)]