166396945

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4391}}^1$

素因数の和:4473

約数の個数: 32

約数和(自身を含む): 239065344

約数和(自身を除く): 72668399

約数列:

[1, 5, 11, 13, 53, 55, 65, 143, 265, 583, 689, 715, 2915, 3445, 4391, 7579, 21955, 37895, 48301, 57083, 232723, 241505, 285415, 627913, 1163615, 2559953, 3025399, 3139565, 12799765, 15126995, 33279389, 166396945]

約数ペア:

[(1, 166396945), (5, 33279389), (11, 15126995), (13, 12799765), (53, 3139565), (55, 3025399), (65, 2559953), (143, 1163615), (265, 627913), (583, 285415), (689, 241505), (715, 232723), (2915, 57083), (3445, 48301), (4391, 37895), (7579, 21955)]