16993389

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{233}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 27316224

約数和(自身を除く): 10322835

約数列:

[1, 3, 7, 21, 23, 69, 151, 161, 233, 453, 483, 699, 1057, 1631, 3171, 3473, 4893, 5359, 10419, 16077, 24311, 35183, 37513, 72933, 105549, 112539, 246281, 738843, 809209, 2427627, 5664463, 16993389]

約数ペア:

[(1, 16993389), (3, 5664463), (7, 2427627), (21, 809209), (23, 738843), (69, 246281), (151, 112539), (161, 105549), (233, 72933), (453, 37513), (483, 35183), (699, 24311), (1057, 16077), (1631, 10419), (3171, 5359), (3473, 4893)]