215501135

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{1657}}^1$

素因数の和:1755

約数の個数: 24

約数和(自身を含む): 279936720

約数和(自身を除く): 64435585

約数列:

[1, 5, 19, 37, 95, 185, 703, 1369, 1657, 3515, 6845, 8285, 26011, 31483, 61309, 130055, 157415, 306545, 1164871, 2268433, 5824355, 11342165, 43100227, 215501135]

約数ペア:

[(1, 215501135), (5, 43100227), (19, 11342165), (37, 5824355), (95, 2268433), (185, 1164871), (703, 306545), (1369, 157415), (1657, 130055), (3515, 61309), (6845, 31483), (8285, 26011)]