1245156695

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{191}}^1\times {\mathrm{307}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 1566867456

約数和(自身を除く): 321710761

約数列:

[1, 5, 31, 137, 155, 191, 307, 685, 955, 1535, 4247, 5921, 9517, 21235, 26167, 29605, 42059, 47585, 58637, 130835, 210295, 293185, 811177, 1303829, 1817747, 4055885, 6519145, 8033269, 9088735, 40166345, 249031339, 1245156695]

約数ペア:

[(1, 1245156695), (5, 249031339), (31, 40166345), (137, 9088735), (155, 8033269), (191, 6519145), (307, 4055885), (685, 1817747), (955, 1303829), (1535, 811177), (4247, 293185), (5921, 210295), (9517, 130835), (21235, 58637), (26167, 47585), (29605, 42059)]