397935184

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{677}}^1\times {\mathrm{2161}}^1$

素因数の和:2863

約数の個数: 40

約数和(自身を含む): 817936488

約数和(自身を除く): 420001304

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 677, 1354, 2161, 2708, 4322, 5416, 8644, 10832, 11509, 17288, 23018, 34576, 36737, 46036, 73474, 92072, 146948, 184144, 293896, 587792, 1462997, 2925994, 5851988, 11703976, 23407952, 24870949, 49741898, 99483796, 198967592, 397935184]

約数ペア:

[(1, 397935184), (2, 198967592), (4, 99483796), (8, 49741898), (16, 24870949), (17, 23407952), (34, 11703976), (68, 5851988), (136, 2925994), (272, 1462997), (677, 587792), (1354, 293896), (2161, 184144), (2708, 146948), (4322, 92072), (5416, 73474), (8644, 46036), (10832, 36737), (11509, 34576), (17288, 23018)]