378889609

素因数分解:

$7^2\times {\mathrm{79}}^1\times {\mathrm{97879}}^1$

素因数の和:97972

約数の個数: 12

約数和(自身を含む): 446332800

約数和(自身を除く): 67443191

約数列:

[1, 7, 49, 79, 553, 3871, 97879, 685153, 4796071, 7732441, 54127087, 378889609]

約数ペア:

[(1, 378889609), (7, 54127087), (49, 7732441), (79, 4796071), (553, 685153), (3871, 97879)]