28942725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1901}}^1$

素因数の和:1950

約数の個数: 48

約数和(自身を含む): 56603520

約数和(自身を除く): 27660795

約数列:

[1, 3, 5, 7, 15, 21, 25, 29, 35, 75, 87, 105, 145, 175, 203, 435, 525, 609, 725, 1015, 1901, 2175, 3045, 5075, 5703, 9505, 13307, 15225, 28515, 39921, 47525, 55129, 66535, 142575, 165387, 199605, 275645, 332675, 385903, 826935, 998025, 1157709, 1378225, 1929515, 4134675, 5788545, 9647575, 28942725]

約数ペア:

[(1, 28942725), (3, 9647575), (5, 5788545), (7, 4134675), (15, 1929515), (21, 1378225), (25, 1157709), (29, 998025), (35, 826935), (75, 385903), (87, 332675), (105, 275645), (145, 199605), (175, 165387), (203, 142575), (435, 66535), (525, 55129), (609, 47525), (725, 39921), (1015, 28515), (1901, 15225), (2175, 13307), (3045, 9505), (5075, 5703)]