388741696

素因数分解:

$2^6\times 7^2\times {\mathrm{113}}^1\times {\mathrm{1097}}^1$

素因数の和:1236

約数の個数: 84

約数和(自身を含む): 906120108

約数和(自身を除く): 517378412

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 113, 196, 224, 226, 392, 448, 452, 784, 791, 904, 1097, 1568, 1582, 1808, 2194, 3136, 3164, 3616, 4388, 5537, 6328, 7232, 7679, 8776, 11074, 12656, 15358, 17552, 22148, 25312, 30716, 35104, 44296, 50624, 53753, 61432, 70208, 88592, 107506, 122864, 123961, 177184, 215012, 245728, 247922, 354368, 430024, 491456, 495844, 860048, 867727, 991688, 1720096, 1735454, 1983376, 3440192, 3470908, 3966752, 6074089, 6941816, 7933504, 12148178, 13883632, 24296356, 27767264, 48592712, 55534528, 97185424, 194370848, 388741696]

約数ペア:

[(1, 388741696), (2, 194370848), (4, 97185424), (7, 55534528), (8, 48592712), (14, 27767264), (16, 24296356), (28, 13883632), (32, 12148178), (49, 7933504), (56, 6941816), (64, 6074089), (98, 3966752), (112, 3470908), (113, 3440192), (196, 1983376), (224, 1735454), (226, 1720096), (392, 991688), (448, 867727), (452, 860048), (784, 495844), (791, 491456), (904, 430024), (1097, 354368), (1568, 247922), (1582, 245728), (1808, 215012), (2194, 177184), (3136, 123961), (3164, 122864), (3616, 107506), (4388, 88592), (5537, 70208), (6328, 61432), (7232, 53753), (7679, 50624), (8776, 44296), (11074, 35104), (12656, 30716), (15358, 25312), (17552, 22148)]