61978889

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{317}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 79128576

約数和(自身を除く): 17149687

約数列:

[1, 7, 17, 31, 53, 119, 217, 317, 371, 527, 901, 1643, 2219, 3689, 5389, 6307, 9827, 11501, 16801, 27931, 37723, 68789, 117607, 167059, 195517, 285617, 520831, 1169413, 1999319, 3645817, 8854127, 61978889]

約数ペア:

[(1, 61978889), (7, 8854127), (17, 3645817), (31, 1999319), (53, 1169413), (119, 520831), (217, 285617), (317, 195517), (371, 167059), (527, 117607), (901, 68789), (1643, 37723), (2219, 27931), (3689, 16801), (5389, 11501), (6307, 9827)]