3998493

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 6188000

約数和(自身を除く): 2189507

約数列:

[1, 3, 9, 19, 57, 67, 171, 201, 349, 603, 1047, 1273, 3141, 3819, 6631, 11457, 19893, 23383, 59679, 70149, 210447, 444277, 1332831, 3998493]

約数ペア:

[(1, 3998493), (3, 1332831), (9, 444277), (19, 210447), (57, 70149), (67, 59679), (171, 23383), (201, 19893), (349, 11457), (603, 6631), (1047, 3819), (1273, 3141)]