15502809

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:309

約数の個数: 32

約数和(自身を含む): 24514560

約数和(自身を除く): 9011751

約数列:

[1, 3, 7, 21, 47, 113, 139, 141, 329, 339, 417, 791, 973, 987, 2373, 2919, 5311, 6533, 15707, 15933, 19599, 37177, 45731, 47121, 109949, 111531, 137193, 329847, 738229, 2214687, 5167603, 15502809]

約数ペア:

[(1, 15502809), (3, 5167603), (7, 2214687), (21, 738229), (47, 329847), (113, 137193), (139, 111531), (141, 109949), (329, 47121), (339, 45731), (417, 37177), (791, 19599), (973, 15933), (987, 15707), (2373, 6533), (2919, 5311)]