15253287

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 24310272

約数和(自身を除く): 9056985

約数列:

[1, 3, 7, 21, 37, 67, 111, 201, 259, 293, 469, 777, 879, 1407, 2051, 2479, 6153, 7437, 10841, 17353, 19631, 32523, 52059, 58893, 75887, 137417, 227661, 412251, 726347, 2179041, 5084429, 15253287]

約数ペア:

[(1, 15253287), (3, 5084429), (7, 2179041), (21, 726347), (37, 412251), (67, 227661), (111, 137417), (201, 75887), (259, 58893), (293, 52059), (469, 32523), (777, 19631), (879, 17353), (1407, 10841), (2051, 7437), (2479, 6153)]