212994430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{9829}}^1$

素因数の和:10044

約数の個数: 32

約数和(自身を含む): 420409440

約数和(自身を除く): 207415010

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 197, 394, 985, 1970, 2167, 4334, 9829, 10835, 19658, 21670, 49145, 98290, 108119, 216238, 540595, 1081190, 1936313, 3872626, 9681565, 19363130, 21299443, 42598886, 106497215, 212994430]

約数ペア:

[(1, 212994430), (2, 106497215), (5, 42598886), (10, 21299443), (11, 19363130), (22, 9681565), (55, 3872626), (110, 1936313), (197, 1081190), (394, 540595), (985, 216238), (1970, 108119), (2167, 98290), (4334, 49145), (9829, 21670), (10835, 19658)]