1557452

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1$

素因数の和:569

約数の個数: 24

約数和(自身を含む): 2989392

約数和(自身を除く): 1431940

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 491, 793, 982, 1586, 1964, 3172, 6383, 12766, 25532, 29951, 59902, 119804, 389363, 778726, 1557452]

約数ペア:

[(1, 1557452), (2, 778726), (4, 389363), (13, 119804), (26, 59902), (52, 29951), (61, 25532), (122, 12766), (244, 6383), (491, 3172), (793, 1964), (982, 1586)]