189395997

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{2693}}^1$

素因数の和:2917

約数の個数: 32

約数和(自身を含む): 307245312

約数和(自身を除く): 117849315

約数列:

[1, 3, 7, 17, 21, 51, 119, 197, 357, 591, 1379, 2693, 3349, 4137, 8079, 10047, 18851, 23443, 45781, 56553, 70329, 137343, 320467, 530521, 961401, 1591563, 3713647, 9018857, 11140941, 27056571, 63131999, 189395997]

約数ペア:

[(1, 189395997), (3, 63131999), (7, 27056571), (17, 11140941), (21, 9018857), (51, 3713647), (119, 1591563), (197, 961401), (357, 530521), (591, 320467), (1379, 137343), (2693, 70329), (3349, 56553), (4137, 45781), (8079, 23443), (10047, 18851)]