16794215

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 22498560

約数和(自身を除く): 5704345

約数列:

[1, 5, 17, 41, 61, 79, 85, 205, 305, 395, 697, 1037, 1343, 2501, 3239, 3485, 4819, 5185, 6715, 12505, 16195, 24095, 42517, 55063, 81923, 197579, 212585, 275315, 409615, 987895, 3358843, 16794215]

約数ペア:

[(1, 16794215), (5, 3358843), (17, 987895), (41, 409615), (61, 275315), (79, 212585), (85, 197579), (205, 81923), (305, 55063), (395, 42517), (697, 24095), (1037, 16195), (1343, 12505), (2501, 6715), (3239, 5185), (3485, 4819)]