64621845

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4969}}^1$

素因数の和:5014

約数の個数: 36

約数和(自身を含む): 119011620

約数和(自身を除く): 54389775

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 289, 765, 867, 1445, 2601, 4335, 4969, 13005, 14907, 24845, 44721, 74535, 84473, 223605, 253419, 422365, 760257, 1267095, 1436041, 3801285, 4308123, 7180205, 12924369, 21540615, 64621845]

約数ペア:

[(1, 64621845), (3, 21540615), (5, 12924369), (9, 7180205), (15, 4308123), (17, 3801285), (45, 1436041), (51, 1267095), (85, 760257), (153, 422365), (255, 253419), (289, 223605), (765, 84473), (867, 74535), (1445, 44721), (2601, 24845), (4335, 14907), (4969, 13005)]