64837245

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 115295040

約数和(自身を除く): 50457795

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 139, 165, 257, 363, 417, 605, 695, 771, 1285, 1529, 1815, 2085, 2827, 3855, 4587, 7645, 8481, 14135, 16819, 22935, 31097, 35723, 42405, 50457, 84095, 93291, 107169, 155485, 178615, 252285, 392953, 466455, 535845, 1178859, 1964765, 4322483, 5894295, 12967449, 21612415, 64837245]

約数ペア:

[(1, 64837245), (3, 21612415), (5, 12967449), (11, 5894295), (15, 4322483), (33, 1964765), (55, 1178859), (121, 535845), (139, 466455), (165, 392953), (257, 252285), (363, 178615), (417, 155485), (605, 107169), (695, 93291), (771, 84095), (1285, 50457), (1529, 42405), (1815, 35723), (2085, 31097), (2827, 22935), (3855, 16819), (4587, 14135), (7645, 8481)]