222071409

素因数分解:

$3^3\times 7^1\times {\mathrm{563}}^1\times {\mathrm{2087}}^1$

素因数の和:2666

約数の個数: 32

約数和(自身を含む): 376842240

約数和(自身を除く): 154770831

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 563, 1689, 2087, 3941, 5067, 6261, 11823, 14609, 15201, 18783, 35469, 43827, 56349, 106407, 131481, 394443, 1174981, 3524943, 8224867, 10574829, 24674601, 31724487, 74023803, 222071409]

約数ペア:

[(1, 222071409), (3, 74023803), (7, 31724487), (9, 24674601), (21, 10574829), (27, 8224867), (63, 3524943), (189, 1174981), (563, 394443), (1689, 131481), (2087, 106407), (3941, 56349), (5067, 43827), (6261, 35469), (11823, 18783), (14609, 15201)]