1218565

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 16

約数和(自身を含む): 1566720

約数和(自身を除く): 348155

約数列:

[1, 5, 19, 95, 101, 127, 505, 635, 1919, 2413, 9595, 12065, 12827, 64135, 243713, 1218565]

約数ペア:

[(1, 1218565), (5, 243713), (19, 64135), (95, 12827), (101, 12065), (127, 9595), (505, 2413), (635, 1919)]