7948390047

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{433}}^1\times {\mathrm{461}}^1\times {\mathrm{1021}}^1$

素因数の和:1931

約数の個数: 32

約数和(自身を含む): 11475473856

約数和(自身を除く): 3527083809

約数列:

[1, 3, 13, 39, 433, 461, 1021, 1299, 1383, 3063, 5629, 5993, 13273, 16887, 17979, 39819, 199613, 442093, 470681, 598839, 1326279, 1412043, 2594969, 5747209, 6118853, 7784907, 17241627, 18356559, 203804873, 611414619, 2649463349, 7948390047]

約数ペア:

[(1, 7948390047), (3, 2649463349), (13, 611414619), (39, 203804873), (433, 18356559), (461, 17241627), (1021, 7784907), (1299, 6118853), (1383, 5747209), (3063, 2594969), (5629, 1412043), (5993, 1326279), (13273, 598839), (16887, 470681), (17979, 442093), (39819, 199613)]