77398468

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{21101}}^1$

素因数の和:21243

約数の個数: 24

約数和(自身を含む): 155985984

約数和(自身を除く): 78587516

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 21101, 42202, 84404, 147707, 295414, 590828, 2764231, 5528462, 11056924, 19349617, 38699234, 77398468]

約数ペア:

[(1, 77398468), (2, 38699234), (4, 19349617), (7, 11056924), (14, 5528462), (28, 2764231), (131, 590828), (262, 295414), (524, 147707), (917, 84404), (1834, 42202), (3668, 21101)]