28987852

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1489}}^1$

素因数の和:1681

約数の個数: 24

約数和(自身を含む): 52734080

約数和(自身を除く): 23746228

約数列:

[1, 2, 4, 31, 62, 124, 157, 314, 628, 1489, 2978, 4867, 5956, 9734, 19468, 46159, 92318, 184636, 233773, 467546, 935092, 7246963, 14493926, 28987852]

約数ペア:

[(1, 28987852), (2, 14493926), (4, 7246963), (31, 935092), (62, 467546), (124, 233773), (157, 184636), (314, 92318), (628, 46159), (1489, 19468), (2978, 9734), (4867, 5956)]