81678408

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{486181}}^1$

素因数の和:486197

約数の個数: 32

約数和(自身を含む): 233367360

約数和(自身を除く): 151688952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 486181, 972362, 1458543, 1944724, 2917086, 3403267, 3889448, 5834172, 6806534, 10209801, 11668344, 13613068, 20419602, 27226136, 40839204, 81678408]

約数ペア:

[(1, 81678408), (2, 40839204), (3, 27226136), (4, 20419602), (6, 13613068), (7, 11668344), (8, 10209801), (12, 6806534), (14, 5834172), (21, 3889448), (24, 3403267), (28, 2917086), (42, 1944724), (56, 1458543), (84, 972362), (168, 486181)]