1601289

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:438

約数の個数: 20

約数和(自身を含む): 2443716

約数和(自身を除く): 842427

約数列:

[1, 3, 9, 27, 53, 81, 159, 373, 477, 1119, 1431, 3357, 4293, 10071, 19769, 30213, 59307, 177921, 533763, 1601289]

約数ペア:

[(1, 1601289), (3, 533763), (9, 177921), (27, 59307), (53, 30213), (81, 19769), (159, 10071), (373, 4293), (477, 3357), (1119, 1431)]