38382813

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8581}}^1$

素因数の和:8665

約数の個数: 24

約数和(自身を含む): 64262016

約数和(自身を除く): 25879203

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 8581, 25743, 60067, 77229, 180201, 540603, 609251, 1827753, 4264757, 5483259, 12794271, 38382813]

約数ペア:

[(1, 38382813), (3, 12794271), (7, 5483259), (9, 4264757), (21, 1827753), (63, 609251), (71, 540603), (213, 180201), (497, 77229), (639, 60067), (1491, 25743), (4473, 8581)]