819846339

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{6977}}^1$

素因数の和:7147

約数の個数: 32

約数和(自身を含む): 1237953024

約数和(自身を除く): 418106685

約数列:

[1, 3, 13, 23, 39, 69, 131, 299, 393, 897, 1703, 3013, 5109, 6977, 9039, 20931, 39169, 90701, 117507, 160471, 272103, 481413, 913987, 2086123, 2741961, 6258369, 11881831, 21021701, 35645493, 63065103, 273282113, 819846339]

約数ペア:

[(1, 819846339), (3, 273282113), (13, 63065103), (23, 35645493), (39, 21021701), (69, 11881831), (131, 6258369), (299, 2741961), (393, 2086123), (897, 913987), (1703, 481413), (3013, 272103), (5109, 160471), (6977, 117507), (9039, 90701), (20931, 39169)]