409132388

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1\times {\mathrm{1571}}^1$

素因数の和:1784

約数の個数: 48

約数和(自身を含む): 836656128

約数和(自身を除く): 427523740

約数列:

[1, 2, 4, 7, 14, 28, 71, 131, 142, 262, 284, 497, 524, 917, 994, 1571, 1834, 1988, 3142, 3668, 6284, 9301, 10997, 18602, 21994, 37204, 43988, 65107, 111541, 130214, 205801, 223082, 260428, 411602, 446164, 780787, 823204, 1440607, 1561574, 2881214, 3123148, 5762428, 14611871, 29223742, 58447484, 102283097, 204566194, 409132388]

約数ペア:

[(1, 409132388), (2, 204566194), (4, 102283097), (7, 58447484), (14, 29223742), (28, 14611871), (71, 5762428), (131, 3123148), (142, 2881214), (262, 1561574), (284, 1440607), (497, 823204), (524, 780787), (917, 446164), (994, 411602), (1571, 260428), (1834, 223082), (1988, 205801), (3142, 130214), (3668, 111541), (6284, 65107), (9301, 43988), (10997, 37204), (18602, 21994)]