28879329

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^2\times {\mathrm{149}}^1$

素因数の和:281

約数の個数: 24

約数和(自身を含む): 41227200

約数和(自身を除く): 12347871

約数列:

[1, 3, 23, 53, 69, 149, 159, 447, 1219, 2809, 3427, 3657, 7897, 8427, 10281, 23691, 64607, 181631, 193821, 418541, 544893, 1255623, 9626443, 28879329]

約数ペア:

[(1, 28879329), (3, 9626443), (23, 1255623), (53, 544893), (69, 418541), (149, 193821), (159, 181631), (447, 64607), (1219, 23691), (2809, 10281), (3427, 8427), (3657, 7897)]