2158202478

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{31081}}^1$

素因数の和:31320

約数の個数: 32

約数和(自身を含む): 4404195072

約数和(自身を除く): 2245992594

約数列:

[1, 2, 3, 6, 71, 142, 163, 213, 326, 426, 489, 978, 11573, 23146, 31081, 34719, 62162, 69438, 93243, 186486, 2206751, 4413502, 5066203, 6620253, 10132406, 13240506, 15198609, 30397218, 359700413, 719400826, 1079101239, 2158202478]

約数ペア:

[(1, 2158202478), (2, 1079101239), (3, 719400826), (6, 359700413), (71, 30397218), (142, 15198609), (163, 13240506), (213, 10132406), (326, 6620253), (426, 5066203), (489, 4413502), (978, 2206751), (11573, 186486), (23146, 93243), (31081, 69438), (34719, 62162)]