131428192

素因数分解:

$2^5\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1061}}^1$

素因数の和:1164

約数の個数: 72

約数和(自身を含む): 305091360

約数和(自身を除く): 173663168

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 79, 98, 112, 158, 196, 224, 316, 392, 553, 632, 784, 1061, 1106, 1264, 1568, 2122, 2212, 2528, 3871, 4244, 4424, 7427, 7742, 8488, 8848, 14854, 15484, 16976, 17696, 29708, 30968, 33952, 51989, 59416, 61936, 83819, 103978, 118832, 123872, 167638, 207956, 237664, 335276, 415912, 586733, 670552, 831824, 1173466, 1341104, 1663648, 2346932, 2682208, 4107131, 4693864, 8214262, 9387728, 16428524, 18775456, 32857048, 65714096, 131428192]

約数ペア:

[(1, 131428192), (2, 65714096), (4, 32857048), (7, 18775456), (8, 16428524), (14, 9387728), (16, 8214262), (28, 4693864), (32, 4107131), (49, 2682208), (56, 2346932), (79, 1663648), (98, 1341104), (112, 1173466), (158, 831824), (196, 670552), (224, 586733), (316, 415912), (392, 335276), (553, 237664), (632, 207956), (784, 167638), (1061, 123872), (1106, 118832), (1264, 103978), (1568, 83819), (2122, 61936), (2212, 59416), (2528, 51989), (3871, 33952), (4244, 30968), (4424, 29708), (7427, 17696), (7742, 16976), (8488, 15484), (8848, 14854)]