2123757

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:217

約数の個数: 24

約数和(自身を含む): 3244800

約数和(自身を除く): 1121043

約数列:

[1, 3, 9, 29, 79, 87, 103, 237, 261, 309, 711, 927, 2291, 2987, 6873, 8137, 8961, 20619, 24411, 26883, 73233, 235973, 707919, 2123757]

約数ペア:

[(1, 2123757), (3, 707919), (9, 235973), (29, 73233), (79, 26883), (87, 24411), (103, 20619), (237, 8961), (261, 8137), (309, 6873), (711, 2987), (927, 2291)]