398976477

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{5659}}^1$

素因数の和:6064

約数の個数: 16

約数和(自身を含む): 541186560

約数和(自身を除く): 142210083

約数列:

[1, 3, 71, 213, 331, 993, 5659, 16977, 23501, 70503, 401789, 1205367, 1873129, 5619387, 132992159, 398976477]

約数ペア:

[(1, 398976477), (3, 132992159), (71, 5619387), (213, 1873129), (331, 1205367), (993, 401789), (5659, 70503), (16977, 23501)]