68765221

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{10903}}^1$

素因数の和:10980

約数の個数: 16

約数和(自身を含む): 84789504

約数和(自身を除く): 16024283

約数列:

[1, 7, 17, 53, 119, 371, 901, 6307, 10903, 76321, 185351, 577859, 1297457, 4045013, 9823603, 68765221]

約数ペア:

[(1, 68765221), (7, 9823603), (17, 4045013), (53, 1297457), (119, 577859), (371, 185351), (901, 76321), (6307, 10903)]