247361283

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3851}}^1$

素因数の和:3937

約数の個数: 40

約数和(自身を含む): 404567856

約数和(自身を除く): 157206573

約数列:

[1, 3, 9, 13, 27, 39, 61, 81, 117, 183, 351, 549, 793, 1053, 1647, 2379, 3851, 4941, 7137, 11553, 21411, 34659, 50063, 64233, 103977, 150189, 234911, 311931, 450567, 704733, 1351701, 2114199, 3053843, 4055103, 6342597, 9161529, 19027791, 27484587, 82453761, 247361283]

約数ペア:

[(1, 247361283), (3, 82453761), (9, 27484587), (13, 19027791), (27, 9161529), (39, 6342597), (61, 4055103), (81, 3053843), (117, 2114199), (183, 1351701), (351, 704733), (549, 450567), (793, 311931), (1053, 234911), (1647, 150189), (2379, 103977), (3851, 64233), (4941, 50063), (7137, 34659), (11553, 21411)]