225897789

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{3547}}^1$

素因数の和:3657

約数の個数: 32

約数和(自身を含む): 343332864

約数和(自身を除く): 117435075

約数列:

[1, 3, 13, 23, 39, 69, 71, 213, 299, 897, 923, 1633, 2769, 3547, 4899, 10641, 21229, 46111, 63687, 81581, 138333, 244743, 251837, 755511, 1060553, 3181659, 3273881, 5792251, 9821643, 17376753, 75299263, 225897789]

約数ペア:

[(1, 225897789), (3, 75299263), (13, 17376753), (23, 9821643), (39, 5792251), (69, 3273881), (71, 3181659), (213, 1060553), (299, 755511), (897, 251837), (923, 244743), (1633, 138333), (2769, 81581), (3547, 63687), (4899, 46111), (10641, 21229)]