2049915

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{2789}}^1$

素因数の和:2811

約数の個数: 24

約数和(自身を含む): 3816720

約数和(自身を除く): 1766805

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 2789, 8367, 13945, 19523, 41835, 58569, 97615, 136661, 292845, 409983, 683305, 2049915]

約数ペア:

[(1, 2049915), (3, 683305), (5, 409983), (7, 292845), (15, 136661), (21, 97615), (35, 58569), (49, 41835), (105, 19523), (147, 13945), (245, 8367), (735, 2789)]