28703015

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:284

約数の個数: 32

約数和(自身を含む): 40055040

約数和(自身を除く): 11352025

約数列:

[1, 5, 11, 19, 55, 95, 121, 209, 227, 605, 1045, 1135, 1331, 2299, 2497, 4313, 6655, 11495, 12485, 21565, 25289, 27467, 47443, 126445, 137335, 237215, 302137, 521873, 1510685, 2609365, 5740603, 28703015]

約数ペア:

[(1, 28703015), (5, 5740603), (11, 2609365), (19, 1510685), (55, 521873), (95, 302137), (121, 237215), (209, 137335), (227, 126445), (605, 47443), (1045, 27467), (1135, 25289), (1331, 21565), (2299, 12485), (2497, 11495), (4313, 6655)]