1221790565495

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{11985977}}^1$

素因数の和:11986067

約数の個数: 32

約数和(自身を含む): 1639681790400

約数和(自身を除く): 417891224905

約数列:

[1, 5, 19, 29, 37, 95, 145, 185, 551, 703, 1073, 2755, 3515, 5365, 20387, 101935, 11985977, 59929885, 227733563, 347593333, 443481149, 1138667815, 1737966665, 2217405745, 6604273327, 8426141831, 12860953321, 33021366635, 42130709155, 64304766605, 244358113099, 1221790565495]

約数ペア:

[(1, 1221790565495), (5, 244358113099), (19, 64304766605), (29, 42130709155), (37, 33021366635), (95, 12860953321), (145, 8426141831), (185, 6604273327), (551, 2217405745), (703, 1737966665), (1073, 1138667815), (2755, 443481149), (3515, 347593333), (5365, 227733563), (20387, 59929885), (101935, 11985977)]