16783975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1201}}^1$

素因数の和:1267

約数の個数: 24

約数和(自身を含む): 22953392

約数和(自身を除く): 6169417

約数列:

[1, 5, 13, 25, 43, 65, 215, 325, 559, 1075, 1201, 2795, 6005, 13975, 15613, 30025, 51643, 78065, 258215, 390325, 671359, 1291075, 3356795, 16783975]

約数ペア:

[(1, 16783975), (5, 3356795), (13, 1291075), (25, 671359), (43, 390325), (65, 258215), (215, 78065), (325, 51643), (559, 30025), (1075, 15613), (1201, 13975), (2795, 6005)]