42497847

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{3323}}^1$

素因数の和:3372

約数の個数: 36

約数和(自身を含む): 73892520

約数和(自身を除く): 31394673

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 441, 609, 1421, 1827, 3323, 4263, 9969, 12789, 23261, 29907, 69783, 96367, 162827, 209349, 289101, 488481, 674569, 867303, 1465443, 2023707, 4721983, 6071121, 14165949, 42497847]

約数ペア:

[(1, 42497847), (3, 14165949), (7, 6071121), (9, 4721983), (21, 2023707), (29, 1465443), (49, 867303), (63, 674569), (87, 488481), (147, 289101), (203, 209349), (261, 162827), (441, 96367), (609, 69783), (1421, 29907), (1827, 23261), (3323, 12789), (4263, 9969)]