381297813

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{839}}^1$

素因数の和:1169

約数の個数: 32

約数和(自身を含む): 562974720

約数和(自身を除く): 181676907

約数列:

[1, 3, 13, 39, 43, 129, 271, 559, 813, 839, 1677, 2517, 3523, 10569, 10907, 11653, 32721, 34959, 36077, 108231, 151489, 227369, 454467, 469001, 682107, 1407003, 2955797, 8867391, 9776867, 29330601, 127099271, 381297813]

約数ペア:

[(1, 381297813), (3, 127099271), (13, 29330601), (39, 9776867), (43, 8867391), (129, 2955797), (271, 1407003), (559, 682107), (813, 469001), (839, 454467), (1677, 227369), (2517, 151489), (3523, 108231), (10569, 36077), (10907, 34959), (11653, 32721)]