28401675

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{1049}}^1$

素因数の和:1100

約数の個数: 36

約数和(自身を含む): 49606200

約数和(自身を除く): 21204525

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 285, 361, 475, 1049, 1083, 1425, 1805, 3147, 5245, 5415, 9025, 15735, 19931, 26225, 27075, 59793, 78675, 99655, 298965, 378689, 498275, 1136067, 1494825, 1893445, 5680335, 9467225, 28401675]

約数ペア:

[(1, 28401675), (3, 9467225), (5, 5680335), (15, 1893445), (19, 1494825), (25, 1136067), (57, 498275), (75, 378689), (95, 298965), (285, 99655), (361, 78675), (475, 59793), (1049, 27075), (1083, 26225), (1425, 19931), (1805, 15735), (3147, 9025), (5245, 5415)]