197999984

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19427}}^1$

素因数の和:19462

約数の個数: 60

約数和(自身を含む): 480609864

約数和(自身を除く): 282609880

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 2548, 5096, 10192, 19427, 38854, 77708, 135989, 155416, 252551, 271978, 310832, 505102, 543956, 951923, 1010204, 1087912, 1767857, 1903846, 2020408, 2175824, 3535714, 3807692, 4040816, 7071428, 7615384, 12374999, 14142856, 15230768, 24749998, 28285712, 49499996, 98999992, 197999984]

約数ペア:

[(1, 197999984), (2, 98999992), (4, 49499996), (7, 28285712), (8, 24749998), (13, 15230768), (14, 14142856), (16, 12374999), (26, 7615384), (28, 7071428), (49, 4040816), (52, 3807692), (56, 3535714), (91, 2175824), (98, 2020408), (104, 1903846), (112, 1767857), (182, 1087912), (196, 1010204), (208, 951923), (364, 543956), (392, 505102), (637, 310832), (728, 271978), (784, 252551), (1274, 155416), (1456, 135989), (2548, 77708), (5096, 38854), (10192, 19427)]