128512737

素因数分解:

$3^5\times {\mathrm{41}}^1\times {\mathrm{12899}}^1$

素因数の和:12955

約数の個数: 24

約数和(自身を含む): 197215200

約数和(自身を除く): 68702463

約数列:

[1, 3, 9, 27, 41, 81, 123, 243, 369, 1107, 3321, 9963, 12899, 38697, 116091, 348273, 528859, 1044819, 1586577, 3134457, 4759731, 14279193, 42837579, 128512737]

約数ペア:

[(1, 128512737), (3, 42837579), (9, 14279193), (27, 4759731), (41, 3134457), (81, 1586577), (123, 1044819), (243, 528859), (369, 348273), (1107, 116091), (3321, 38697), (9963, 12899)]