9780876861

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{9909703}}^1$

素因数の和:9909760

約数の個数: 16

約数和(自身を含む): 15221305344

約数和(自身を除く): 5440428483

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 9909703, 29729109, 69367921, 208103763, 465756041, 1397268123, 3260292287, 9780876861]

約数ペア:

[(1, 9780876861), (3, 3260292287), (7, 1397268123), (21, 465756041), (47, 208103763), (141, 69367921), (329, 29729109), (987, 9909703)]