61803561

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1\times {\mathrm{383}}^1$

素因数の和:573

約数の個数: 24

約数和(自身を含む): 87782400

約数和(自身を除く): 25978839

約数列:

[1, 3, 19, 57, 149, 361, 383, 447, 1083, 1149, 2831, 7277, 8493, 21831, 53789, 57067, 138263, 161367, 171201, 414789, 1084273, 3252819, 20601187, 61803561]

約数ペア:

[(1, 61803561), (3, 20601187), (19, 3252819), (57, 1084273), (149, 414789), (361, 171201), (383, 161367), (447, 138263), (1083, 57067), (1149, 53789), (2831, 21831), (7277, 8493)]