2168946

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:88

約数の個数: 72

約数和(自身を含む): 5481216

約数和(自身を除く): 3312270

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 31, 39, 46, 62, 69, 78, 93, 117, 138, 169, 186, 207, 234, 279, 299, 338, 403, 414, 507, 558, 598, 713, 806, 897, 1014, 1209, 1426, 1521, 1794, 2139, 2418, 2691, 3042, 3627, 3887, 4278, 5239, 5382, 6417, 7254, 7774, 9269, 10478, 11661, 12834, 15717, 18538, 23322, 27807, 31434, 34983, 47151, 55614, 69966, 83421, 94302, 120497, 166842, 240994, 361491, 722982, 1084473, 2168946]

約数ペア:

[(1, 2168946), (2, 1084473), (3, 722982), (6, 361491), (9, 240994), (13, 166842), (18, 120497), (23, 94302), (26, 83421), (31, 69966), (39, 55614), (46, 47151), (62, 34983), (69, 31434), (78, 27807), (93, 23322), (117, 18538), (138, 15717), (169, 12834), (186, 11661), (207, 10478), (234, 9269), (279, 7774), (299, 7254), (338, 6417), (403, 5382), (414, 5239), (507, 4278), (558, 3887), (598, 3627), (713, 3042), (806, 2691), (897, 2418), (1014, 2139), (1209, 1794), (1426, 1521)]