28991630

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{170539}}^1$

素因数の和:170563

約数の個数: 16

約数和(自身を含む): 55254960

約数和(自身を除く): 26263330

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 170539, 341078, 852695, 1705390, 2899163, 5798326, 14495815, 28991630]

約数ペア:

[(1, 28991630), (2, 14495815), (5, 5798326), (10, 2899163), (17, 1705390), (34, 852695), (85, 341078), (170, 170539)]