251965312

素因数分解:

$2^7\times {\mathrm{107}}^1\times {\mathrm{18397}}^1$

素因数の和:18518

約数の個数: 32

約数和(自身を含む): 506680920

約数和(自身を除く): 254715608

約数列:

[1, 2, 4, 8, 16, 32, 64, 107, 128, 214, 428, 856, 1712, 3424, 6848, 13696, 18397, 36794, 73588, 147176, 294352, 588704, 1177408, 1968479, 2354816, 3936958, 7873916, 15747832, 31495664, 62991328, 125982656, 251965312]

約数ペア:

[(1, 251965312), (2, 125982656), (4, 62991328), (8, 31495664), (16, 15747832), (32, 7873916), (64, 3936958), (107, 2354816), (128, 1968479), (214, 1177408), (428, 588704), (856, 294352), (1712, 147176), (3424, 73588), (6848, 36794), (13696, 18397)]