209974611

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{5443}}^1$

素因数の和:5631

約数の個数: 32

約数和(自身を含む): 351203328

約数和(自身を除く): 141228717

約数列:

[1, 3, 7, 11, 21, 33, 77, 167, 231, 501, 1169, 1837, 3507, 5443, 5511, 12859, 16329, 38101, 38577, 59873, 114303, 179619, 419111, 908981, 1257333, 2726943, 6362867, 9998791, 19088601, 29996373, 69991537, 209974611]

約数ペア:

[(1, 209974611), (3, 69991537), (7, 29996373), (11, 19088601), (21, 9998791), (33, 6362867), (77, 2726943), (167, 1257333), (231, 908981), (501, 419111), (1169, 179619), (1837, 114303), (3507, 59873), (5443, 38577), (5511, 38101), (12859, 16329)]