28722645

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{91183}}^1$

素因数の和:91201

約数の個数: 24

約数和(自身を含む): 56898816

約数和(自身を除く): 28176171

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 91183, 273549, 455915, 638281, 820647, 1367745, 1914843, 3191405, 4103235, 5744529, 9574215, 28722645]

約数ペア:

[(1, 28722645), (3, 9574215), (5, 5744529), (7, 4103235), (9, 3191405), (15, 1914843), (21, 1367745), (35, 820647), (45, 638281), (63, 455915), (105, 273549), (315, 91183)]