1970690778

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{15640403}}^1$

素因数の和:15640418

約数の個数: 24

約数和(自身を含む): 4879806048

約数和(自身を除く): 2909115270

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 15640403, 31280806, 46921209, 93842418, 109482821, 140763627, 218965642, 281527254, 328448463, 656896926, 985345389, 1970690778]

約数ペア:

[(1, 1970690778), (2, 985345389), (3, 656896926), (6, 328448463), (7, 281527254), (9, 218965642), (14, 140763627), (18, 109482821), (21, 93842418), (42, 46921209), (63, 31280806), (126, 15640403)]