217874464

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{829}}^1$

素因数の和:1073

約数の個数: 48

約数和(自身を含む): 441745920

約数和(自身を除く): 223871456

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 191, 344, 382, 688, 764, 829, 1376, 1528, 1658, 3056, 3316, 6112, 6632, 8213, 13264, 16426, 26528, 32852, 35647, 65704, 71294, 131408, 142588, 158339, 262816, 285176, 316678, 570352, 633356, 1140704, 1266712, 2533424, 5066848, 6808577, 13617154, 27234308, 54468616, 108937232, 217874464]

約数ペア:

[(1, 217874464), (2, 108937232), (4, 54468616), (8, 27234308), (16, 13617154), (32, 6808577), (43, 5066848), (86, 2533424), (172, 1266712), (191, 1140704), (344, 633356), (382, 570352), (688, 316678), (764, 285176), (829, 262816), (1376, 158339), (1528, 142588), (1658, 131408), (3056, 71294), (3316, 65704), (6112, 35647), (6632, 32852), (8213, 26528), (13264, 16426)]