278323998

素因数分解:

$2^1\times 3^1\times {\mathrm{331}}^1\times {\mathrm{140143}}^1$

素因数の和:140479

約数の個数: 16

約数和(自身を含む): 558333696

約数和(自身を除く): 280009698

約数列:

[1, 2, 3, 6, 331, 662, 993, 1986, 140143, 280286, 420429, 840858, 46387333, 92774666, 139161999, 278323998]

約数ペア:

[(1, 278323998), (2, 139161999), (3, 92774666), (6, 46387333), (331, 840858), (662, 420429), (993, 280286), (1986, 140143)]