28900491

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{619}}^1$

素因数の和:898

約数の個数: 16

約数和(自身を含む): 39283200

約数和(自身を除く): 10382709

約数列:

[1, 3, 79, 197, 237, 591, 619, 1857, 15563, 46689, 48901, 121943, 146703, 365829, 9633497, 28900491]

約数ペア:

[(1, 28900491), (3, 9633497), (79, 365829), (197, 146703), (237, 121943), (591, 48901), (619, 46689), (1857, 15563)]