268607577

素因数分解:

$3^1\times 7^1\times {\mathrm{991}}^1\times {\mathrm{12907}}^1$

素因数の和:13908

約数の個数: 16

約数和(自身を含む): 409751552

約数和(自身を除く): 141143975

約数列:

[1, 3, 7, 21, 991, 2973, 6937, 12907, 20811, 38721, 90349, 271047, 12790837, 38372511, 89535859, 268607577]

約数ペア:

[(1, 268607577), (3, 89535859), (7, 38372511), (21, 12790837), (991, 271047), (2973, 90349), (6937, 38721), (12907, 20811)]