2991626

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 5469120

約数和(自身を除く): 2477494

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 187, 209, 323, 374, 418, 421, 646, 842, 3553, 4631, 7106, 7157, 7999, 9262, 14314, 15998, 78727, 87989, 135983, 157454, 175978, 271966, 1495813, 2991626]

約数ペア:

[(1, 2991626), (2, 1495813), (11, 271966), (17, 175978), (19, 157454), (22, 135983), (34, 87989), (38, 78727), (187, 15998), (209, 14314), (323, 9262), (374, 7999), (418, 7157), (421, 7106), (646, 4631), (842, 3553)]