38478237

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:409

約数の個数: 32

約数和(自身を含む): 60217344

約数和(自身を除く): 21739107

約数列:

[1, 3, 7, 21, 71, 131, 197, 213, 393, 497, 591, 917, 1379, 1491, 2751, 4137, 9301, 13987, 25807, 27903, 41961, 65107, 77421, 97909, 180649, 195321, 293727, 541947, 1832297, 5496891, 12826079, 38478237]

約数ペア:

[(1, 38478237), (3, 12826079), (7, 5496891), (21, 1832297), (71, 541947), (131, 293727), (197, 195321), (213, 180649), (393, 97909), (497, 77421), (591, 65107), (917, 41961), (1379, 27903), (1491, 25807), (2751, 13987), (4137, 9301)]