206867864

素因数分解:

$2^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 452010240

約数和(自身を除く): 245142376

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 131, 163, 173, 262, 326, 346, 524, 652, 692, 917, 1048, 1141, 1211, 1304, 1384, 1834, 2282, 2422, 3668, 4564, 4844, 7336, 9128, 9688, 21353, 22663, 28199, 42706, 45326, 56398, 85412, 90652, 112796, 149471, 158641, 170824, 181304, 197393, 225592, 298942, 317282, 394786, 597884, 634564, 789572, 1195768, 1269128, 1579144, 3694069, 7388138, 14776276, 25858483, 29552552, 51716966, 103433932, 206867864]

約数ペア:

[(1, 206867864), (2, 103433932), (4, 51716966), (7, 29552552), (8, 25858483), (14, 14776276), (28, 7388138), (56, 3694069), (131, 1579144), (163, 1269128), (173, 1195768), (262, 789572), (326, 634564), (346, 597884), (524, 394786), (652, 317282), (692, 298942), (917, 225592), (1048, 197393), (1141, 181304), (1211, 170824), (1304, 158641), (1384, 149471), (1834, 112796), (2282, 90652), (2422, 85412), (3668, 56398), (4564, 45326), (4844, 42706), (7336, 28199), (9128, 22663), (9688, 21353)]