31770195

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{4019}}^1$

素因数の和:4075

約数の個数: 32

約数和(自身を含む): 55572480

約数和(自身を除く): 23802285

約数列:

[1, 3, 5, 15, 17, 31, 51, 85, 93, 155, 255, 465, 527, 1581, 2635, 4019, 7905, 12057, 20095, 60285, 68323, 124589, 204969, 341615, 373767, 622945, 1024845, 1868835, 2118013, 6354039, 10590065, 31770195]

約数ペア:

[(1, 31770195), (3, 10590065), (5, 6354039), (15, 2118013), (17, 1868835), (31, 1024845), (51, 622945), (85, 373767), (93, 341615), (155, 204969), (255, 124589), (465, 68323), (527, 60285), (1581, 20095), (2635, 12057), (4019, 7905)]