2143365

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 3974400

約数和(自身を除く): 1831035

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 137, 149, 411, 447, 685, 745, 959, 1043, 2055, 2235, 2877, 3129, 4795, 5215, 14385, 15645, 20413, 61239, 102065, 142891, 306195, 428673, 714455, 2143365]

約数ペア:

[(1, 2143365), (3, 714455), (5, 428673), (7, 306195), (15, 142891), (21, 102065), (35, 61239), (105, 20413), (137, 15645), (149, 14385), (411, 5215), (447, 4795), (685, 3129), (745, 2877), (959, 2235), (1043, 2055)]