28135590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{133979}}^1$

素因数の和:133996

約数の個数: 32

約数和(自身を含む): 77172480

約数和(自身を除く): 49036890

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 133979, 267958, 401937, 669895, 803874, 937853, 1339790, 1875706, 2009685, 2813559, 4019370, 4689265, 5627118, 9378530, 14067795, 28135590]

約数ペア:

[(1, 28135590), (2, 14067795), (3, 9378530), (5, 5627118), (6, 4689265), (7, 4019370), (10, 2813559), (14, 2009685), (15, 1875706), (21, 1339790), (30, 937853), (35, 803874), (42, 669895), (70, 401937), (105, 267958), (210, 133979)]