7205037

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 11489280

約数和(自身を除く): 4284243

約数列:

[1, 3, 7, 21, 43, 79, 101, 129, 237, 301, 303, 553, 707, 903, 1659, 2121, 3397, 4343, 7979, 10191, 13029, 23779, 23937, 30401, 55853, 71337, 91203, 167559, 343097, 1029291, 2401679, 7205037]

約数ペア:

[(1, 7205037), (3, 2401679), (7, 1029291), (21, 343097), (43, 167559), (79, 91203), (101, 71337), (129, 55853), (237, 30401), (301, 23937), (303, 23779), (553, 13029), (707, 10191), (903, 7979), (1659, 4343), (2121, 3397)]