78138431

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3943}}^1$

素因数の和:4118

約数の個数: 16

約数和(自身を含む): 94656000

約数和(自身を除く): 16517569

約数列:

[1, 7, 19, 133, 149, 1043, 2831, 3943, 19817, 27601, 74917, 524419, 587507, 4112549, 11162633, 78138431]

約数ペア:

[(1, 78138431), (7, 11162633), (19, 4112549), (133, 587507), (149, 524419), (1043, 74917), (2831, 27601), (3943, 19817)]