8379930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21487}}^1$

素因数の和:21510

約数の個数: 32

約数和(自身を含む): 21659904

約数和(自身を除く): 13279974

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 21487, 42974, 64461, 107435, 128922, 214870, 279331, 322305, 558662, 644610, 837993, 1396655, 1675986, 2793310, 4189965, 8379930]

約数ペア:

[(1, 8379930), (2, 4189965), (3, 2793310), (5, 1675986), (6, 1396655), (10, 837993), (13, 644610), (15, 558662), (26, 322305), (30, 279331), (39, 214870), (65, 128922), (78, 107435), (130, 64461), (195, 42974), (390, 21487)]