15918392

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{727}}^1$

素因数の和:780

約数の個数: 64

約数和(自身を含む): 37739520

約数和(自身を除く): 21821128

約数列:

[1, 2, 4, 7, 8, 14, 17, 23, 28, 34, 46, 56, 68, 92, 119, 136, 161, 184, 238, 322, 391, 476, 644, 727, 782, 952, 1288, 1454, 1564, 2737, 2908, 3128, 5089, 5474, 5816, 10178, 10948, 12359, 16721, 20356, 21896, 24718, 33442, 40712, 49436, 66884, 86513, 98872, 117047, 133768, 173026, 234094, 284257, 346052, 468188, 568514, 692104, 936376, 1137028, 1989799, 2274056, 3979598, 7959196, 15918392]

約数ペア:

[(1, 15918392), (2, 7959196), (4, 3979598), (7, 2274056), (8, 1989799), (14, 1137028), (17, 936376), (23, 692104), (28, 568514), (34, 468188), (46, 346052), (56, 284257), (68, 234094), (92, 173026), (119, 133768), (136, 117047), (161, 98872), (184, 86513), (238, 66884), (322, 49436), (391, 40712), (476, 33442), (644, 24718), (727, 21896), (782, 20356), (952, 16721), (1288, 12359), (1454, 10948), (1564, 10178), (2737, 5816), (2908, 5474), (3128, 5089)]