28347333

素因数分解:

$3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{2441}}^1$

素因数の和:2537

約数の個数: 24

約数和(自身を含む): 44542080

約数和(自身を除く): 16194747

約数列:

[1, 3, 7, 21, 49, 79, 147, 237, 553, 1659, 2441, 3871, 7323, 11613, 17087, 51261, 119609, 192839, 358827, 578517, 1349873, 4049619, 9449111, 28347333]

約数ペア:

[(1, 28347333), (3, 9449111), (7, 4049619), (21, 1349873), (49, 578517), (79, 358827), (147, 192839), (237, 119609), (553, 51261), (1659, 17087), (2441, 11613), (3871, 7323)]