28666890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{45503}}^1$

素因数の和:45523

約数の個数: 48

約数和(自身を含む): 85183488

約数和(自身を除く): 56516598

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 45503, 91006, 136509, 227515, 273018, 318521, 409527, 455030, 637042, 682545, 819054, 955563, 1365090, 1592605, 1911126, 2047635, 2866689, 3185210, 4095270, 4777815, 5733378, 9555630, 14333445, 28666890]

約数ペア:

[(1, 28666890), (2, 14333445), (3, 9555630), (5, 5733378), (6, 4777815), (7, 4095270), (9, 3185210), (10, 2866689), (14, 2047635), (15, 1911126), (18, 1592605), (21, 1365090), (30, 955563), (35, 819054), (42, 682545), (45, 637042), (63, 455030), (70, 409527), (90, 318521), (105, 273018), (126, 227515), (210, 136509), (315, 91006), (630, 45503)]