64191555

素因数分解:

$3^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1973}}^1$

素因数の和:2228

約数の個数: 32

約数和(自身を含む): 114649920

約数和(自身を除く): 50458365

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 241, 723, 1205, 1973, 2169, 3615, 5919, 6507, 9865, 10845, 17757, 29595, 32535, 53271, 88785, 266355, 475493, 1426479, 2377465, 4279437, 7132395, 12838311, 21397185, 64191555]

約数ペア:

[(1, 64191555), (3, 21397185), (5, 12838311), (9, 7132395), (15, 4279437), (27, 2377465), (45, 1426479), (135, 475493), (241, 266355), (723, 88785), (1205, 53271), (1973, 32535), (2169, 29595), (3615, 17757), (5919, 10845), (6507, 9865)]