221477258

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{3989}}^1$

素因数の和:4102

約数の個数: 32

約数和(自身を含む): 372314880

約数和(自身を除く): 150837622

約数列:

[1, 2, 17, 23, 34, 46, 71, 142, 391, 782, 1207, 1633, 2414, 3266, 3989, 7978, 27761, 55522, 67813, 91747, 135626, 183494, 283219, 566438, 1559699, 3119398, 4814723, 6514037, 9629446, 13028074, 110738629, 221477258]

約数ペア:

[(1, 221477258), (2, 110738629), (17, 13028074), (23, 9629446), (34, 6514037), (46, 4814723), (71, 3119398), (142, 1559699), (391, 566438), (782, 283219), (1207, 183494), (1633, 135626), (2414, 91747), (3266, 67813), (3989, 55522), (7978, 27761)]