201722913

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{17497}}^1$

素因数の和:17574

約数の個数: 32

約数和(自身を含む): 347160320

約数和(自身を除く): 145437407

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 183, 189, 427, 549, 1281, 1647, 3843, 11529, 17497, 52491, 122479, 157473, 367437, 472419, 1067317, 1102311, 3201951, 3306933, 7471219, 9605853, 22413657, 28817559, 67240971, 201722913]

約数ペア:

[(1, 201722913), (3, 67240971), (7, 28817559), (9, 22413657), (21, 9605853), (27, 7471219), (61, 3306933), (63, 3201951), (183, 1102311), (189, 1067317), (427, 472419), (549, 367437), (1281, 157473), (1647, 122479), (3843, 52491), (11529, 17497)]