2905857

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:213

約数の個数: 24

約数和(自身を含む): 4384640

約数和(自身を除く): 1478783

約数列:

[1, 3, 9, 61, 67, 79, 183, 201, 237, 549, 603, 711, 4087, 4819, 5293, 12261, 14457, 15879, 36783, 43371, 47637, 322873, 968619, 2905857]

約数ペア:

[(1, 2905857), (3, 968619), (9, 322873), (61, 47637), (67, 43371), (79, 36783), (183, 15879), (201, 14457), (237, 12261), (549, 5293), (603, 4819), (711, 4087)]