388365185

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1427}}^1$

素因数の和:1577

約数の個数: 32

約数和(自身を含む): 518192640

約数和(自身を除く): 129827455

約数列:

[1, 5, 13, 53, 65, 79, 265, 395, 689, 1027, 1427, 3445, 4187, 5135, 7135, 18551, 20935, 54431, 75631, 92755, 112733, 272155, 378155, 563665, 983203, 1465529, 4916015, 5974849, 7327645, 29874245, 77673037, 388365185]

約数ペア:

[(1, 388365185), (5, 77673037), (13, 29874245), (53, 7327645), (65, 5974849), (79, 4916015), (265, 1465529), (395, 983203), (689, 563665), (1027, 378155), (1427, 272155), (3445, 112733), (4187, 92755), (5135, 75631), (7135, 54431), (18551, 20935)]