64420455

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{13463}}^1$

素因数の和:13511

約数の個数: 32

約数和(自身を含む): 116328960

約数和(自身を除く): 51908505

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 957, 1595, 4785, 13463, 40389, 67315, 148093, 201945, 390427, 444279, 740465, 1171281, 1952135, 2221395, 4294697, 5856405, 12884091, 21473485, 64420455]

約数ペア:

[(1, 64420455), (3, 21473485), (5, 12884091), (11, 5856405), (15, 4294697), (29, 2221395), (33, 1952135), (55, 1171281), (87, 740465), (145, 444279), (165, 390427), (319, 201945), (435, 148093), (957, 67315), (1595, 40389), (4785, 13463)]