16969791

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:120

約数の個数: 36

約数和(自身を含む): 25805192

約数和(自身を除く): 8835401

約数列:

[1, 3, 17, 23, 37, 51, 69, 111, 289, 391, 529, 629, 851, 867, 1173, 1587, 1887, 2553, 6647, 8993, 10693, 14467, 19573, 19941, 26979, 32079, 43401, 58719, 152881, 245939, 332741, 458643, 737817, 998223, 5656597, 16969791]

約数ペア:

[(1, 16969791), (3, 5656597), (17, 998223), (23, 737817), (37, 458643), (51, 332741), (69, 245939), (111, 152881), (289, 58719), (391, 43401), (529, 32079), (629, 26979), (851, 19941), (867, 19573), (1173, 14467), (1587, 10693), (1887, 8993), (2553, 6647)]