28124390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{3067}}^1$

素因数の和:3212

約数の個数: 32

約数和(自身を含む): 58316544

約数和(自身を除く): 30192154

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 131, 262, 655, 917, 1310, 1834, 3067, 4585, 6134, 9170, 15335, 21469, 30670, 42938, 107345, 214690, 401777, 803554, 2008885, 2812439, 4017770, 5624878, 14062195, 28124390]

約数ペア:

[(1, 28124390), (2, 14062195), (5, 5624878), (7, 4017770), (10, 2812439), (14, 2008885), (35, 803554), (70, 401777), (131, 214690), (262, 107345), (655, 42938), (917, 30670), (1310, 21469), (1834, 15335), (3067, 9170), (4585, 6134)]