198840968

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{1231}}^1$

素因数の和:1629

約数の個数: 32

約数和(自身を含む): 380392320

約数和(自身を除く): 181551352

約数列:

[1, 2, 4, 8, 61, 122, 244, 331, 488, 662, 1231, 1324, 2462, 2648, 4924, 9848, 20191, 40382, 75091, 80764, 150182, 161528, 300364, 407461, 600728, 814922, 1629844, 3259688, 24855121, 49710242, 99420484, 198840968]

約数ペア:

[(1, 198840968), (2, 99420484), (4, 49710242), (8, 24855121), (61, 3259688), (122, 1629844), (244, 814922), (331, 600728), (488, 407461), (662, 300364), (1231, 161528), (1324, 150182), (2462, 80764), (2648, 75091), (4924, 40382), (9848, 20191)]