72781212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{866443}}^1$

素因数の和:866457

約数の個数: 24

約数和(自身を含む): 194083456

約数和(自身を除く): 121302244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 866443, 1732886, 2599329, 3465772, 5198658, 6065101, 10397316, 12130202, 18195303, 24260404, 36390606, 72781212]

約数ペア:

[(1, 72781212), (2, 36390606), (3, 24260404), (4, 18195303), (6, 12130202), (7, 10397316), (12, 6065101), (14, 5198658), (21, 3465772), (28, 2599329), (42, 1732886), (84, 866443)]