1223821431

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{669853}}^1$

素因数の和:669895

約数の個数: 24

約数和(自身を含む): 2089944480

約数和(自身を除く): 866123049

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 669853, 2009559, 4688971, 6028677, 14066913, 19425737, 42200739, 58277211, 135980159, 174831633, 407940477, 1223821431]

約数ペア:

[(1, 1223821431), (3, 407940477), (7, 174831633), (9, 135980159), (21, 58277211), (29, 42200739), (63, 19425737), (87, 14066913), (203, 6028677), (261, 4688971), (609, 2009559), (1827, 669853)]