1284284

素因数分解:

$2^2\times {\mathrm{41}}^2\times {\mathrm{191}}^1$

素因数の和:277

約数の個数: 18

約数和(自身を含む): 2315712

約数和(自身を除く): 1031428

約数列:

[1, 2, 4, 41, 82, 164, 191, 382, 764, 1681, 3362, 6724, 7831, 15662, 31324, 321071, 642142, 1284284]

約数ペア:

[(1, 1284284), (2, 642142), (4, 321071), (41, 31324), (82, 15662), (164, 7831), (191, 6724), (382, 3362), (764, 1681)]