218489601

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1\times {\mathrm{269}}^1$

素因数の和:597

約数の個数: 32

約数和(自身を含む): 323066880

約数和(自身を除く): 104577279

約数列:

[1, 3, 11, 33, 151, 163, 269, 453, 489, 807, 1661, 1793, 2959, 4983, 5379, 8877, 24613, 40619, 43847, 73839, 121857, 131541, 270743, 446809, 482317, 812229, 1340427, 1446951, 6620897, 19862691, 72829867, 218489601]

約数ペア:

[(1, 218489601), (3, 72829867), (11, 19862691), (33, 6620897), (151, 1446951), (163, 1340427), (269, 812229), (453, 482317), (489, 446809), (807, 270743), (1661, 131541), (1793, 121857), (2959, 73839), (4983, 43847), (5379, 40619), (8877, 24613)]