211559530

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2801}}^1$

素因数の和:2911

約数の個数: 64

約数和(自身を含む): 474501888

約数和(自身を除く): 262942358

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 83, 91, 130, 166, 182, 415, 455, 581, 830, 910, 1079, 1162, 2158, 2801, 2905, 5395, 5602, 5810, 7553, 10790, 14005, 15106, 19607, 28010, 36413, 37765, 39214, 72826, 75530, 98035, 182065, 196070, 232483, 254891, 364130, 464966, 509782, 1162415, 1274455, 1627381, 2324830, 2548910, 3022279, 3254762, 6044558, 8136905, 15111395, 16273810, 21155953, 30222790, 42311906, 105779765, 211559530]

約数ペア:

[(1, 211559530), (2, 105779765), (5, 42311906), (7, 30222790), (10, 21155953), (13, 16273810), (14, 15111395), (26, 8136905), (35, 6044558), (65, 3254762), (70, 3022279), (83, 2548910), (91, 2324830), (130, 1627381), (166, 1274455), (182, 1162415), (415, 509782), (455, 464966), (581, 364130), (830, 254891), (910, 232483), (1079, 196070), (1162, 182065), (2158, 98035), (2801, 75530), (2905, 72826), (5395, 39214), (5602, 37765), (5810, 36413), (7553, 28010), (10790, 19607), (14005, 15106)]