221330456

素因数分解:

$2^3\times {\mathrm{83}}^1\times {\mathrm{257}}^1\times {\mathrm{1297}}^1$

素因数の和:1643

約数の個数: 32

約数和(自身を含む): 421953840

約数和(自身を除く): 200623384

約数列:

[1, 2, 4, 8, 83, 166, 257, 332, 514, 664, 1028, 1297, 2056, 2594, 5188, 10376, 21331, 42662, 85324, 107651, 170648, 215302, 333329, 430604, 666658, 861208, 1333316, 2666632, 27666307, 55332614, 110665228, 221330456]

約数ペア:

[(1, 221330456), (2, 110665228), (4, 55332614), (8, 27666307), (83, 2666632), (166, 1333316), (257, 861208), (332, 666658), (514, 430604), (664, 333329), (1028, 215302), (1297, 170648), (2056, 107651), (2594, 85324), (5188, 42662), (10376, 21331)]