218213432

素因数分解:

$2^3\times {\mathrm{127}}^1\times {\mathrm{397}}^1\times {\mathrm{541}}^1$

素因数の和:1071

約数の個数: 32

約数和(自身を含む): 414174720

約数和(自身を除く): 195961288

約数列:

[1, 2, 4, 8, 127, 254, 397, 508, 541, 794, 1016, 1082, 1588, 2164, 3176, 4328, 50419, 68707, 100838, 137414, 201676, 214777, 274828, 403352, 429554, 549656, 859108, 1718216, 27276679, 54553358, 109106716, 218213432]

約数ペア:

[(1, 218213432), (2, 109106716), (4, 54553358), (8, 27276679), (127, 1718216), (254, 859108), (397, 549656), (508, 429554), (541, 403352), (794, 274828), (1016, 214777), (1082, 201676), (1588, 137414), (2164, 100838), (3176, 68707), (4328, 50419)]