1297391745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1789}}^1\times {\mathrm{3719}}^1$

素因数の和:5529

約数の個数: 32

約数和(自身を含む): 2237356800

約数和(自身を除く): 939965055

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 1789, 3719, 5367, 8945, 11157, 18595, 23257, 26835, 48347, 55785, 69771, 116285, 145041, 241735, 348855, 725205, 6653291, 19959873, 33266455, 86492783, 99799365, 259478349, 432463915, 1297391745]

約数ペア:

[(1, 1297391745), (3, 432463915), (5, 259478349), (13, 99799365), (15, 86492783), (39, 33266455), (65, 19959873), (195, 6653291), (1789, 725205), (3719, 348855), (5367, 241735), (8945, 145041), (11157, 116285), (18595, 69771), (23257, 55785), (26835, 48347)]