77316915

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{17239}}^1$

素因数の和:17283

約数の個数: 32

約数和(自身を含む): 139023360

約数和(自身を除く): 61706445

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 17239, 51717, 86195, 224107, 258585, 396497, 672321, 1120535, 1189491, 1982485, 3361605, 5154461, 5947455, 15463383, 25772305, 77316915]

約数ペア:

[(1, 77316915), (3, 25772305), (5, 15463383), (13, 5947455), (15, 5154461), (23, 3361605), (39, 1982485), (65, 1189491), (69, 1120535), (115, 672321), (195, 396497), (299, 258585), (345, 224107), (897, 86195), (1495, 51717), (4485, 17239)]