257319336

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{151009}}^1$

素因数の和:151089

約数の個数: 32

約数和(自身を含む): 652363200

約数和(自身を除く): 395043864

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 151009, 302018, 453027, 604036, 906054, 1208072, 1812108, 3624216, 10721639, 21443278, 32164917, 42886556, 64329834, 85773112, 128659668, 257319336]

約数ペア:

[(1, 257319336), (2, 128659668), (3, 85773112), (4, 64329834), (6, 42886556), (8, 32164917), (12, 21443278), (24, 10721639), (71, 3624216), (142, 1812108), (213, 1208072), (284, 906054), (426, 604036), (568, 453027), (852, 302018), (1704, 151009)]