13235915

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1109}}^1$

素因数の和:1163

約数の個数: 32

約数和(自身を含む): 20459520

約数和(自身を除く): 7223605

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 217, 341, 385, 1085, 1109, 1705, 2387, 5545, 7763, 11935, 12199, 34379, 38815, 60995, 85393, 171895, 240653, 378169, 426965, 1203265, 1890845, 2647183, 13235915]

約数ペア:

[(1, 13235915), (5, 2647183), (7, 1890845), (11, 1203265), (31, 426965), (35, 378169), (55, 240653), (77, 171895), (155, 85393), (217, 60995), (341, 38815), (385, 34379), (1085, 12199), (1109, 11935), (1705, 7763), (2387, 5545)]