210890498

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{21863}}^1$

素因数の和:21938

約数の個数: 32

約数和(自身を含む): 396700416

約数和(自身を除く): 185809918

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 371, 689, 742, 1378, 4823, 9646, 21863, 43726, 153041, 284219, 306082, 568438, 1158739, 1989533, 2317478, 3979066, 8111173, 15063607, 16222346, 30127214, 105445249, 210890498]

約数ペア:

[(1, 210890498), (2, 105445249), (7, 30127214), (13, 16222346), (14, 15063607), (26, 8111173), (53, 3979066), (91, 2317478), (106, 1989533), (182, 1158739), (371, 568438), (689, 306082), (742, 284219), (1378, 153041), (4823, 43726), (9646, 21863)]