257459312

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{5281}}^1$

素因数の和:5577

約数の個数: 40

約数和(自身を含む): 546243312

約数和(自身を除く): 288784000

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 277, 554, 1108, 2216, 3047, 4432, 5281, 6094, 10562, 12188, 21124, 24376, 42248, 48752, 58091, 84496, 116182, 232364, 464728, 929456, 1462837, 2925674, 5851348, 11702696, 16091207, 23405392, 32182414, 64364828, 128729656, 257459312]

約数ペア:

[(1, 257459312), (2, 128729656), (4, 64364828), (8, 32182414), (11, 23405392), (16, 16091207), (22, 11702696), (44, 5851348), (88, 2925674), (176, 1462837), (277, 929456), (554, 464728), (1108, 232364), (2216, 116182), (3047, 84496), (4432, 58091), (5281, 48752), (6094, 42248), (10562, 24376), (12188, 21124)]