38689605

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1223}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 72558720

約数和(自身を除く): 33869115

約数列:

[1, 3, 5, 9, 15, 19, 37, 45, 57, 95, 111, 171, 185, 285, 333, 555, 703, 855, 1223, 1665, 2109, 3515, 3669, 6115, 6327, 10545, 11007, 18345, 23237, 31635, 45251, 55035, 69711, 116185, 135753, 209133, 226255, 348555, 407259, 678765, 859769, 1045665, 2036295, 2579307, 4298845, 7737921, 12896535, 38689605]

約数ペア:

[(1, 38689605), (3, 12896535), (5, 7737921), (9, 4298845), (15, 2579307), (19, 2036295), (37, 1045665), (45, 859769), (57, 678765), (95, 407259), (111, 348555), (171, 226255), (185, 209133), (285, 135753), (333, 116185), (555, 69711), (703, 55035), (855, 45251), (1223, 31635), (1665, 23237), (2109, 18345), (3515, 11007), (3669, 10545), (6115, 6327)]