28194915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1021}}^1$

素因数の和:1299

約数の個数: 32

約数和(自身を含む): 51803136

約数和(自身を除く): 23608221

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 263, 789, 1021, 1315, 1841, 3063, 3945, 5105, 5523, 7147, 9205, 15315, 21441, 27615, 35735, 107205, 268523, 805569, 1342615, 1879661, 4027845, 5638983, 9398305, 28194915]

約数ペア:

[(1, 28194915), (3, 9398305), (5, 5638983), (7, 4027845), (15, 1879661), (21, 1342615), (35, 805569), (105, 268523), (263, 107205), (789, 35735), (1021, 27615), (1315, 21441), (1841, 15315), (3063, 9205), (3945, 7147), (5105, 5523)]