203420565

素因数分解:

$3^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{4973}}^1$

素因数の和:5091

約数の個数: 40

約数和(自身を含む): 368334648

約数和(自身を除く): 164914083

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 101, 135, 303, 405, 505, 909, 1515, 2727, 4545, 4973, 8181, 13635, 14919, 24865, 40905, 44757, 74595, 134271, 223785, 402813, 502273, 671355, 1506819, 2014065, 2511365, 4520457, 7534095, 13561371, 22602285, 40684113, 67806855, 203420565]

約数ペア:

[(1, 203420565), (3, 67806855), (5, 40684113), (9, 22602285), (15, 13561371), (27, 7534095), (45, 4520457), (81, 2511365), (101, 2014065), (135, 1506819), (303, 671355), (405, 502273), (505, 402813), (909, 223785), (1515, 134271), (2727, 74595), (4545, 44757), (4973, 40905), (8181, 24865), (13635, 14919)]