1242505

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:105

約数の個数: 32

約数和(自身を含む): 1814400

約数和(自身を除く): 571895

約数列:

[1, 5, 11, 19, 29, 41, 55, 95, 145, 205, 209, 319, 451, 551, 779, 1045, 1189, 1595, 2255, 2755, 3895, 5945, 6061, 8569, 13079, 22591, 30305, 42845, 65395, 112955, 248501, 1242505]

約数ペア:

[(1, 1242505), (5, 248501), (11, 112955), (19, 65395), (29, 42845), (41, 30305), (55, 22591), (95, 13079), (145, 8569), (205, 6061), (209, 5945), (319, 3895), (451, 2755), (551, 2255), (779, 1595), (1045, 1189)]