72803668

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{136849}}^1$

素因数の和:136879

約数の個数: 24

約数和(自身を含む): 153272000

約数和(自身を除く): 80468332

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 136849, 273698, 547396, 957943, 1915886, 2600131, 3831772, 5200262, 10400524, 18200917, 36401834, 72803668]

約数ペア:

[(1, 72803668), (2, 36401834), (4, 18200917), (7, 10400524), (14, 5200262), (19, 3831772), (28, 2600131), (38, 1915886), (76, 957943), (133, 547396), (266, 273698), (532, 136849)]