1491284

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:223

約数の個数: 24

約数和(自身を含む): 2721600

約数和(自身を除く): 1230316

約数列:

[1, 2, 4, 59, 71, 89, 118, 142, 178, 236, 284, 356, 4189, 5251, 6319, 8378, 10502, 12638, 16756, 21004, 25276, 372821, 745642, 1491284]

約数ペア:

[(1, 1491284), (2, 745642), (4, 372821), (59, 25276), (71, 21004), (89, 16756), (118, 12638), (142, 10502), (178, 8378), (236, 6319), (284, 5251), (356, 4189)]