389719864

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{347}}^1$

素因数の和:532

約数の個数: 64

約数和(自身を含む): 781747200

約数和(自身を除く): 392027336

約数列:

[1, 2, 4, 8, 29, 47, 58, 94, 103, 116, 188, 206, 232, 347, 376, 412, 694, 824, 1363, 1388, 2726, 2776, 2987, 4841, 5452, 5974, 9682, 10063, 10904, 11948, 16309, 19364, 20126, 23896, 32618, 35741, 38728, 40252, 65236, 71482, 80504, 130472, 140389, 142964, 280778, 285928, 472961, 561556, 945922, 1036489, 1123112, 1679827, 1891844, 2072978, 3359654, 3783688, 4145956, 6719308, 8291912, 13438616, 48714983, 97429966, 194859932, 389719864]

約数ペア:

[(1, 389719864), (2, 194859932), (4, 97429966), (8, 48714983), (29, 13438616), (47, 8291912), (58, 6719308), (94, 4145956), (103, 3783688), (116, 3359654), (188, 2072978), (206, 1891844), (232, 1679827), (347, 1123112), (376, 1036489), (412, 945922), (694, 561556), (824, 472961), (1363, 285928), (1388, 280778), (2726, 142964), (2776, 140389), (2987, 130472), (4841, 80504), (5452, 71482), (5974, 65236), (9682, 40252), (10063, 38728), (10904, 35741), (11948, 32618), (16309, 23896), (19364, 20126)]