68512515

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{2797}}^1$

素因数の和:2899

約数の個数: 32

約数和(自身を含む): 116038656

約数和(自身を除く): 47526141

約数列:

[1, 3, 5, 15, 23, 69, 71, 115, 213, 345, 355, 1065, 1633, 2797, 4899, 8165, 8391, 13985, 24495, 41955, 64331, 192993, 198587, 321655, 595761, 964965, 992935, 2978805, 4567501, 13702503, 22837505, 68512515]

約数ペア:

[(1, 68512515), (3, 22837505), (5, 13702503), (15, 4567501), (23, 2978805), (69, 992935), (71, 964965), (115, 595761), (213, 321655), (345, 198587), (355, 192993), (1065, 64331), (1633, 41955), (2797, 24495), (4899, 13985), (8165, 8391)]