31323448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{863}}^1$

素因数の和:1231

約数の個数: 32

約数和(自身を含む): 63504000

約数和(自身を除く): 32180552

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 349, 698, 863, 1396, 1726, 2792, 3452, 4537, 6904, 9074, 11219, 18148, 22438, 36296, 44876, 89752, 301187, 602374, 1204748, 2409496, 3915431, 7830862, 15661724, 31323448]

約数ペア:

[(1, 31323448), (2, 15661724), (4, 7830862), (8, 3915431), (13, 2409496), (26, 1204748), (52, 602374), (104, 301187), (349, 89752), (698, 44876), (863, 36296), (1396, 22438), (1726, 18148), (2792, 11219), (3452, 9074), (4537, 6904)]