31792887

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 55164928

約数和(自身を除く): 23372041

約数列:

[1, 3, 7, 9, 21, 31, 63, 73, 93, 217, 219, 223, 279, 511, 651, 657, 669, 1533, 1561, 1953, 2007, 2263, 4599, 4683, 6789, 6913, 14049, 15841, 16279, 20367, 20739, 47523, 48391, 48837, 62217, 113953, 142569, 145173, 146511, 341859, 435519, 504649, 1025577, 1513947, 3532543, 4541841, 10597629, 31792887]

約数ペア:

[(1, 31792887), (3, 10597629), (7, 4541841), (9, 3532543), (21, 1513947), (31, 1025577), (63, 504649), (73, 435519), (93, 341859), (217, 146511), (219, 145173), (223, 142569), (279, 113953), (511, 62217), (651, 48837), (657, 48391), (669, 47523), (1533, 20739), (1561, 20367), (1953, 16279), (2007, 15841), (2263, 14049), (4599, 6913), (4683, 6789)]