254328215

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1\times {\mathrm{1801}}^1$

素因数の和:2330

約数の個数: 16

約数和(自身を含む): 311039616

約数和(自身を除く): 56711401

約数列:

[1, 5, 61, 305, 463, 1801, 2315, 9005, 28243, 109861, 141215, 549305, 833863, 4169315, 50865643, 254328215]

約数ペア:

[(1, 254328215), (5, 50865643), (61, 4169315), (305, 833863), (463, 549305), (1801, 141215), (2315, 109861), (9005, 28243)]