81804172

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{3767}}^1$

素因数の和:3921

約数の個数: 24

約数和(自身を含む): 147178080

約数和(自身を除く): 65373908

約数列:

[1, 2, 4, 61, 89, 122, 178, 244, 356, 3767, 5429, 7534, 10858, 15068, 21716, 229787, 335263, 459574, 670526, 919148, 1341052, 20451043, 40902086, 81804172]

約数ペア:

[(1, 81804172), (2, 40902086), (4, 20451043), (61, 1341052), (89, 919148), (122, 670526), (178, 459574), (244, 335263), (356, 229787), (3767, 21716), (5429, 15068), (7534, 10858)]