157220985

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{4259}}^1$

素因数の和:4397

約数の個数: 32

約数和(自身を含む): 265006080

約数和(自身を除く): 107785095

約数列:

[1, 3, 5, 15, 23, 69, 107, 115, 321, 345, 535, 1605, 2461, 4259, 7383, 12305, 12777, 21295, 36915, 63885, 97957, 293871, 455713, 489785, 1367139, 1469355, 2278565, 6835695, 10481399, 31444197, 52406995, 157220985]

約数ペア:

[(1, 157220985), (3, 52406995), (5, 31444197), (15, 10481399), (23, 6835695), (69, 2278565), (107, 1469355), (115, 1367139), (321, 489785), (345, 455713), (535, 293871), (1605, 97957), (2461, 63885), (4259, 36915), (7383, 21295), (12305, 12777)]