3913749

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 7018752

約数和(自身を除く): 3105003

約数列:

[1, 3, 7, 9, 21, 23, 37, 63, 69, 73, 111, 161, 207, 219, 259, 333, 483, 511, 657, 777, 851, 1449, 1533, 1679, 2331, 2553, 2701, 4599, 5037, 5957, 7659, 8103, 11753, 15111, 17871, 18907, 24309, 35259, 53613, 56721, 62123, 105777, 170163, 186369, 434861, 559107, 1304583, 3913749]

約数ペア:

[(1, 3913749), (3, 1304583), (7, 559107), (9, 434861), (21, 186369), (23, 170163), (37, 105777), (63, 62123), (69, 56721), (73, 53613), (111, 35259), (161, 24309), (207, 18907), (219, 17871), (259, 15111), (333, 11753), (483, 8103), (511, 7659), (657, 5957), (777, 5037), (851, 4599), (1449, 2701), (1533, 2553), (1679, 2331)]