15970735

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:112

約数の個数: 64

約数和(自身を含む): 24883200

約数和(自身を除く): 8912465

約数列:

[1, 5, 11, 17, 19, 29, 31, 55, 85, 95, 145, 155, 187, 209, 319, 323, 341, 493, 527, 551, 589, 899, 935, 1045, 1595, 1615, 1705, 2465, 2635, 2755, 2945, 3553, 4495, 5423, 5797, 6061, 6479, 9367, 9889, 10013, 15283, 17081, 17765, 27115, 28985, 30305, 32395, 46835, 49445, 50065, 76415, 85405, 103037, 110143, 168113, 187891, 290377, 515185, 550715, 840565, 939455, 1451885, 3194147, 15970735]

約数ペア:

[(1, 15970735), (5, 3194147), (11, 1451885), (17, 939455), (19, 840565), (29, 550715), (31, 515185), (55, 290377), (85, 187891), (95, 168113), (145, 110143), (155, 103037), (187, 85405), (209, 76415), (319, 50065), (323, 49445), (341, 46835), (493, 32395), (527, 30305), (551, 28985), (589, 27115), (899, 17765), (935, 17081), (1045, 15283), (1595, 10013), (1615, 9889), (1705, 9367), (2465, 6479), (2635, 6061), (2755, 5797), (2945, 5423), (3553, 4495)]