153195861

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{1997}}^1$

素因数の和:2301

約数の個数: 32

約数和(自身を含む): 252419328

約数和(自身を除く): 99223467

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 281, 843, 1967, 1997, 3653, 5901, 5991, 10959, 13979, 25571, 25961, 41937, 76713, 77883, 181727, 545181, 561157, 1683471, 3928099, 7295041, 11784297, 21885123, 51065287, 153195861]

約数ペア:

[(1, 153195861), (3, 51065287), (7, 21885123), (13, 11784297), (21, 7295041), (39, 3928099), (91, 1683471), (273, 561157), (281, 545181), (843, 181727), (1967, 77883), (1997, 76713), (3653, 41937), (5901, 25961), (5991, 25571), (10959, 13979)]