387907768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{21773}}^1$

素因数の和:21927

約数の個数: 32

約数和(自身を含む): 776025360

約数和(自身を除く): 388117592

約数列:

[1, 2, 4, 8, 17, 34, 68, 131, 136, 262, 524, 1048, 2227, 4454, 8908, 17816, 21773, 43546, 87092, 174184, 370141, 740282, 1480564, 2852263, 2961128, 5704526, 11409052, 22818104, 48488471, 96976942, 193953884, 387907768]

約数ペア:

[(1, 387907768), (2, 193953884), (4, 96976942), (8, 48488471), (17, 22818104), (34, 11409052), (68, 5704526), (131, 2961128), (136, 2852263), (262, 1480564), (524, 740282), (1048, 370141), (2227, 174184), (4454, 87092), (8908, 43546), (17816, 21773)]