426668515

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{40771}}^1$

素因数の和:40819

約数の個数: 32

約数和(自身を含む): 657570816

約数和(自身を除く): 230902301

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 299, 455, 805, 1495, 2093, 10465, 40771, 203855, 285397, 530023, 937733, 1426985, 2650115, 3710161, 4688665, 6564131, 12190529, 18550805, 32820655, 60952645, 85333703, 426668515]

約数ペア:

[(1, 426668515), (5, 85333703), (7, 60952645), (13, 32820655), (23, 18550805), (35, 12190529), (65, 6564131), (91, 4688665), (115, 3710161), (161, 2650115), (299, 1426985), (455, 937733), (805, 530023), (1495, 285397), (2093, 203855), (10465, 40771)]