40728618

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{323243}}^1$

素因数の和:323258

約数の個数: 24

約数和(自身を含む): 100852128

約数和(自身を除く): 60123510

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 323243, 646486, 969729, 1939458, 2262701, 2909187, 4525402, 5818374, 6788103, 13576206, 20364309, 40728618]

約数ペア:

[(1, 40728618), (2, 20364309), (3, 13576206), (6, 6788103), (7, 5818374), (9, 4525402), (14, 2909187), (18, 2262701), (21, 1939458), (42, 969729), (63, 646486), (126, 323243)]