30723708519

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{6868703}}^1$

素因数の和:6868787

約数の個数: 24

約数和(自身を含む): 51432855552

約数和(自身を除く): 20709147033

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 4473, 6868703, 20606109, 48080921, 61818327, 144242763, 432728289, 487677913, 1463033739, 3413745391, 4389101217, 10241236173, 30723708519]

約数ペア:

[(1, 30723708519), (3, 10241236173), (7, 4389101217), (9, 3413745391), (21, 1463033739), (63, 487677913), (71, 432728289), (213, 144242763), (497, 61818327), (639, 48080921), (1491, 20606109), (4473, 6868703)]