201898809

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{19661}}^1$

素因数の和:19837

約数の個数: 24

約数和(自身を含む): 335355072

約数和(自身を除く): 133456263

約数列:

[1, 3, 7, 9, 21, 63, 163, 489, 1141, 1467, 3423, 10269, 19661, 58983, 137627, 176949, 412881, 1238643, 3204743, 9614229, 22433201, 28842687, 67299603, 201898809]

約数ペア:

[(1, 201898809), (3, 67299603), (7, 28842687), (9, 22433201), (21, 9614229), (63, 3204743), (163, 1238643), (489, 412881), (1141, 176949), (1467, 137627), (3423, 58983), (10269, 19661)]