69747915

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{829}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 114739200

約数和(自身を除く): 44991285

約数列:

[1, 3, 5, 15, 71, 79, 213, 237, 355, 395, 829, 1065, 1185, 2487, 4145, 5609, 12435, 16827, 28045, 58859, 65491, 84135, 176577, 196473, 294295, 327455, 882885, 982365, 4649861, 13949583, 23249305, 69747915]

約数ペア:

[(1, 69747915), (3, 23249305), (5, 13949583), (15, 4649861), (71, 982365), (79, 882885), (213, 327455), (237, 294295), (355, 196473), (395, 176577), (829, 84135), (1065, 65491), (1185, 58859), (2487, 28045), (4145, 16827), (5609, 12435)]