28262572

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1291}}^1$

素因数の和:1729

約数の個数: 24

約数和(自身を含む): 53431952

約数和(自身を除く): 25169380

約数列:

[1, 2, 4, 13, 26, 52, 421, 842, 1291, 1684, 2582, 5164, 5473, 10946, 16783, 21892, 33566, 67132, 543511, 1087022, 2174044, 7065643, 14131286, 28262572]

約数ペア:

[(1, 28262572), (2, 14131286), (4, 7065643), (13, 2174044), (26, 1087022), (52, 543511), (421, 67132), (842, 33566), (1291, 21892), (1684, 16783), (2582, 10946), (5164, 5473)]