408833295

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{26539}}^1$

素因数の和:26639

約数の個数: 32

約数和(自身を含む): 713395200

約数和(自身を除く): 304561905

約数列:

[1, 3, 5, 13, 15, 39, 65, 79, 195, 237, 395, 1027, 1185, 3081, 5135, 15405, 26539, 79617, 132695, 345007, 398085, 1035021, 1725035, 2096581, 5175105, 6289743, 10482905, 27255553, 31448715, 81766659, 136277765, 408833295]

約数ペア:

[(1, 408833295), (3, 136277765), (5, 81766659), (13, 31448715), (15, 27255553), (39, 10482905), (65, 6289743), (79, 5175105), (195, 2096581), (237, 1725035), (395, 1035021), (1027, 398085), (1185, 345007), (3081, 132695), (5135, 79617), (15405, 26539)]