13995765

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{283}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 28000128

約数和(自身を除く): 14004363

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 157, 283, 315, 471, 785, 849, 1099, 1413, 1415, 1981, 2355, 2547, 3297, 4245, 5495, 5943, 7065, 9891, 9905, 12735, 16485, 17829, 29715, 44431, 49455, 89145, 133293, 222155, 311017, 399879, 666465, 933051, 1555085, 1999395, 2799153, 4665255, 13995765]

約数ペア:

[(1, 13995765), (3, 4665255), (5, 2799153), (7, 1999395), (9, 1555085), (15, 933051), (21, 666465), (35, 399879), (45, 311017), (63, 222155), (105, 133293), (157, 89145), (283, 49455), (315, 44431), (471, 29715), (785, 17829), (849, 16485), (1099, 12735), (1413, 9905), (1415, 9891), (1981, 7065), (2355, 5943), (2547, 5495), (3297, 4245)]