28569290

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{587}}^1$

素因数の和:782

約数の個数: 32

約数和(自身を含む): 53512704

約数和(自身を除く): 24943414

約数列:

[1, 2, 5, 10, 31, 62, 155, 157, 310, 314, 587, 785, 1174, 1570, 2935, 4867, 5870, 9734, 18197, 24335, 36394, 48670, 90985, 92159, 181970, 184318, 460795, 921590, 2856929, 5713858, 14284645, 28569290]

約数ペア:

[(1, 28569290), (2, 14284645), (5, 5713858), (10, 2856929), (31, 921590), (62, 460795), (155, 184318), (157, 181970), (310, 92159), (314, 90985), (587, 48670), (785, 36394), (1174, 24335), (1570, 18197), (2935, 9734), (4867, 5870)]