1242969

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 2123520

約数和(自身を除く): 880551

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 157, 203, 273, 377, 471, 609, 1099, 1131, 2041, 2639, 3297, 4553, 6123, 7917, 13659, 14287, 31871, 42861, 59189, 95613, 177567, 414323, 1242969]

約数ペア:

[(1, 1242969), (3, 414323), (7, 177567), (13, 95613), (21, 59189), (29, 42861), (39, 31871), (87, 14287), (91, 13659), (157, 7917), (203, 6123), (273, 4553), (377, 3297), (471, 2639), (609, 2041), (1099, 1131)]