1680913

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:184

約数の個数: 16

約数和(自身を含む): 1931776

約数和(自身を除く): 250863

約数列:

[1, 13, 31, 43, 97, 403, 559, 1261, 1333, 3007, 4171, 17329, 39091, 54223, 129301, 1680913]

約数ペア:

[(1, 1680913), (13, 129301), (31, 54223), (43, 39091), (97, 17329), (403, 4171), (559, 3007), (1261, 1333)]