1328778871

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{74941}}^1$

素因数の和:75114

約数の個数: 16

約数和(自身を含む): 1618747200

約数和(自身を除く): 289968329

約数列:

[1, 7, 17, 119, 149, 1043, 2533, 17731, 74941, 524587, 1273997, 8917979, 11166209, 78163463, 189825553, 1328778871]

約数ペア:

[(1, 1328778871), (7, 189825553), (17, 78163463), (119, 11166209), (149, 8917979), (1043, 1273997), (2533, 524587), (17731, 74941)]