64647284

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{3463}}^1$

素因数の和:3839

約数の個数: 24

約数和(自身を含む): 122209920

約数和(自身を除く): 57562636

約数列:

[1, 2, 4, 13, 26, 52, 359, 718, 1436, 3463, 4667, 6926, 9334, 13852, 18668, 45019, 90038, 180076, 1243217, 2486434, 4972868, 16161821, 32323642, 64647284]

約数ペア:

[(1, 64647284), (2, 32323642), (4, 16161821), (13, 4972868), (26, 2486434), (52, 1243217), (359, 180076), (718, 90038), (1436, 45019), (3463, 18668), (4667, 13852), (6926, 9334)]