128947416

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{413293}}^1$

素因数の和:413315

約数の個数: 32

約数和(自身を含む): 347166960

約数和(自身を除く): 218219544

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 413293, 826586, 1239879, 1653172, 2479758, 3306344, 4959516, 5372809, 9919032, 10745618, 16118427, 21491236, 32236854, 42982472, 64473708, 128947416]

約数ペア:

[(1, 128947416), (2, 64473708), (3, 42982472), (4, 32236854), (6, 21491236), (8, 16118427), (12, 10745618), (13, 9919032), (24, 5372809), (26, 4959516), (39, 3306344), (52, 2479758), (78, 1653172), (104, 1239879), (156, 826586), (312, 413293)]