29671978

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2143}}^1$

素因数の和:2218

約数の個数: 32

約数和(自身を含む): 54337536

約数和(自身を除く): 24665558

約数列:

[1, 2, 7, 14, 23, 43, 46, 86, 161, 301, 322, 602, 989, 1978, 2143, 4286, 6923, 13846, 15001, 30002, 49289, 92149, 98578, 184298, 345023, 645043, 690046, 1290086, 2119427, 4238854, 14835989, 29671978]

約数ペア:

[(1, 29671978), (2, 14835989), (7, 4238854), (14, 2119427), (23, 1290086), (43, 690046), (46, 645043), (86, 345023), (161, 184298), (301, 98578), (322, 92149), (602, 49289), (989, 30002), (1978, 15001), (2143, 13846), (4286, 6923)]