227988537

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{4139}}^1$

素因数の和:4253

約数の個数: 32

約数和(自身を含む): 361405440

約数和(自身を除く): 133416903

約数列:

[1, 3, 7, 21, 43, 61, 129, 183, 301, 427, 903, 1281, 2623, 4139, 7869, 12417, 18361, 28973, 55083, 86919, 177977, 252479, 533931, 757437, 1245839, 1767353, 3737517, 5302059, 10856597, 32569791, 75996179, 227988537]

約数ペア:

[(1, 227988537), (3, 75996179), (7, 32569791), (21, 10856597), (43, 5302059), (61, 3737517), (129, 1767353), (183, 1245839), (301, 757437), (427, 533931), (903, 252479), (1281, 177977), (2623, 86919), (4139, 55083), (7869, 28973), (12417, 18361)]