79211718

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{61981}}^1$

素因数の和:62060

約数の個数: 24

約数和(自身を含む): 174045456

約数和(自身を除く): 94833738

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 61981, 123962, 185943, 371886, 557829, 1115658, 4400651, 8801302, 13201953, 26403906, 39605859, 79211718]

約数ペア:

[(1, 79211718), (2, 39605859), (3, 26403906), (6, 13201953), (9, 8801302), (18, 4400651), (71, 1115658), (142, 557829), (213, 371886), (426, 185943), (639, 123962), (1278, 61981)]