2978154

素因数分解:

$2^1\times 3^3\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 6684480

約数和(自身を除く): 3706326

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 131, 262, 393, 421, 786, 842, 1179, 1263, 2358, 2526, 3537, 3789, 7074, 7578, 11367, 22734, 55151, 110302, 165453, 330906, 496359, 992718, 1489077, 2978154]

約数ペア:

[(1, 2978154), (2, 1489077), (3, 992718), (6, 496359), (9, 330906), (18, 165453), (27, 110302), (54, 55151), (131, 22734), (262, 11367), (393, 7578), (421, 7074), (786, 3789), (842, 3537), (1179, 2526), (1263, 2358)]