30784425

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{191}}^1\times {\mathrm{307}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 58662912

約数和(自身を除く): 27878487

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 191, 307, 525, 573, 921, 955, 1337, 1535, 2149, 2865, 4011, 4605, 4775, 6447, 6685, 7675, 10745, 14325, 20055, 23025, 32235, 33425, 53725, 58637, 100275, 161175, 175911, 293185, 410459, 879555, 1231377, 1465925, 2052295, 4397775, 6156885, 10261475, 30784425]

約数ペア:

[(1, 30784425), (3, 10261475), (5, 6156885), (7, 4397775), (15, 2052295), (21, 1465925), (25, 1231377), (35, 879555), (75, 410459), (105, 293185), (175, 175911), (191, 161175), (307, 100275), (525, 58637), (573, 53725), (921, 33425), (955, 32235), (1337, 23025), (1535, 20055), (2149, 14325), (2865, 10745), (4011, 7675), (4605, 6685), (4775, 6447)]