1916188029

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{440807}}^1$

素因数の和:440846

約数の個数: 32

約数和(自身を含む): 3385405440

約数和(自身を除く): 1469217411

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 483, 621, 1449, 4347, 440807, 1322421, 3085649, 3967263, 9256947, 10138561, 11901789, 27770841, 30415683, 70969927, 83312523, 91247049, 212909781, 273741147, 638729343, 1916188029]

約数ペア:

[(1, 1916188029), (3, 638729343), (7, 273741147), (9, 212909781), (21, 91247049), (23, 83312523), (27, 70969927), (63, 30415683), (69, 27770841), (161, 11901789), (189, 10138561), (207, 9256947), (483, 3967263), (621, 3085649), (1449, 1322421), (4347, 440807)]