321572872

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{45013}}^1$

素因数の和:45085

約数の個数: 32

約数和(自身を含む): 648201600

約数和(自身を除く): 326628728

約数列:

[1, 2, 4, 8, 19, 38, 47, 76, 94, 152, 188, 376, 893, 1786, 3572, 7144, 45013, 90026, 180052, 360104, 855247, 1710494, 2115611, 3420988, 4231222, 6841976, 8462444, 16924888, 40196609, 80393218, 160786436, 321572872]

約数ペア:

[(1, 321572872), (2, 160786436), (4, 80393218), (8, 40196609), (19, 16924888), (38, 8462444), (47, 6841976), (76, 4231222), (94, 3420988), (152, 2115611), (188, 1710494), (376, 855247), (893, 360104), (1786, 180052), (3572, 90026), (7144, 45013)]