15894774

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1249}}^1$

素因数の和:1365

約数の個数: 48

約数和(自身を含む): 39780000

約数和(自身を除く): 23885226

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 101, 126, 202, 303, 606, 707, 909, 1249, 1414, 1818, 2121, 2498, 3747, 4242, 6363, 7494, 8743, 11241, 12726, 17486, 22482, 26229, 52458, 78687, 126149, 157374, 252298, 378447, 756894, 883043, 1135341, 1766086, 2270682, 2649129, 5298258, 7947387, 15894774]

約数ペア:

[(1, 15894774), (2, 7947387), (3, 5298258), (6, 2649129), (7, 2270682), (9, 1766086), (14, 1135341), (18, 883043), (21, 756894), (42, 378447), (63, 252298), (101, 157374), (126, 126149), (202, 78687), (303, 52458), (606, 26229), (707, 22482), (909, 17486), (1249, 12726), (1414, 11241), (1818, 8743), (2121, 7494), (2498, 6363), (3747, 4242)]