42876813

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{97}}^2$

素因数の和:242

約数の個数: 36

約数和(自身を含む): 69363072

約数和(自身を除く): 26486259

約数列:

[1, 3, 7, 21, 31, 49, 93, 97, 147, 217, 291, 651, 679, 1519, 2037, 3007, 4557, 4753, 9021, 9409, 14259, 21049, 28227, 63147, 65863, 147343, 197589, 291679, 442029, 461041, 875037, 1383123, 2041753, 6125259, 14292271, 42876813]

約数ペア:

[(1, 42876813), (3, 14292271), (7, 6125259), (21, 2041753), (31, 1383123), (49, 875037), (93, 461041), (97, 442029), (147, 291679), (217, 197589), (291, 147343), (651, 65863), (679, 63147), (1519, 28227), (2037, 21049), (3007, 14259), (4557, 9409), (4753, 9021)]