15663681

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 26889408

約数和(自身を除く): 11225727

約数列:

[1, 3, 9, 11, 17, 33, 41, 51, 99, 123, 153, 187, 227, 369, 451, 561, 681, 697, 1353, 1683, 2043, 2091, 2497, 3859, 4059, 6273, 7491, 7667, 9307, 11577, 22473, 23001, 27921, 34731, 42449, 69003, 83763, 102377, 127347, 158219, 307131, 382041, 474657, 921393, 1423971, 1740409, 5221227, 15663681]

約数ペア:

[(1, 15663681), (3, 5221227), (9, 1740409), (11, 1423971), (17, 921393), (33, 474657), (41, 382041), (51, 307131), (99, 158219), (123, 127347), (153, 102377), (187, 83763), (227, 69003), (369, 42449), (451, 34731), (561, 27921), (681, 23001), (697, 22473), (1353, 11577), (1683, 9307), (2043, 7667), (2091, 7491), (2497, 6273), (3859, 4059)]