128712216

素因数分解:

$2^3\times 3^1\times {\mathrm{131}}^1\times {\mathrm{40939}}^1$

素因数の和:41079

約数の個数: 32

約数和(自身を含む): 324244800

約数和(自身を除く): 195532584

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 131, 262, 393, 524, 786, 1048, 1572, 3144, 40939, 81878, 122817, 163756, 245634, 327512, 491268, 982536, 5363009, 10726018, 16089027, 21452036, 32178054, 42904072, 64356108, 128712216]

約数ペア:

[(1, 128712216), (2, 64356108), (3, 42904072), (4, 32178054), (6, 21452036), (8, 16089027), (12, 10726018), (24, 5363009), (131, 982536), (262, 491268), (393, 327512), (524, 245634), (786, 163756), (1048, 122817), (1572, 81878), (3144, 40939)]