2987838

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1031}}^1$

素因数の和:1069

約数の個数: 48

約数和(自身を含む): 7727616

約数和(自身を除く): 4739778

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1031, 1449, 2062, 2898, 3093, 6186, 7217, 9279, 14434, 18558, 21651, 23713, 43302, 47426, 64953, 71139, 129906, 142278, 165991, 213417, 331982, 426834, 497973, 995946, 1493919, 2987838]

約数ペア:

[(1, 2987838), (2, 1493919), (3, 995946), (6, 497973), (7, 426834), (9, 331982), (14, 213417), (18, 165991), (21, 142278), (23, 129906), (42, 71139), (46, 64953), (63, 47426), (69, 43302), (126, 23713), (138, 21651), (161, 18558), (207, 14434), (322, 9279), (414, 7217), (483, 6186), (966, 3093), (1031, 2898), (1449, 2062)]