261052512

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{388471}}^1$

素因数の和:388491

約数の個数: 48

約数和(自身を含む): 783159552

約数和(自身を除く): 522107040

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 388471, 776942, 1165413, 1553884, 2330826, 2719297, 3107768, 4661652, 5438594, 6215536, 8157891, 9323304, 10877188, 12431072, 16315782, 18646608, 21754376, 32631564, 37293216, 43508752, 65263128, 87017504, 130526256, 261052512]

約数ペア:

[(1, 261052512), (2, 130526256), (3, 87017504), (4, 65263128), (6, 43508752), (7, 37293216), (8, 32631564), (12, 21754376), (14, 18646608), (16, 16315782), (21, 12431072), (24, 10877188), (28, 9323304), (32, 8157891), (42, 6215536), (48, 5438594), (56, 4661652), (84, 3107768), (96, 2719297), (112, 2330826), (168, 1553884), (224, 1165413), (336, 776942), (672, 388471)]