138325376

素因数分解:

$2^7\times 7^1\times {\mathrm{263}}^1\times {\mathrm{587}}^1$

素因数の和:871

約数の個数: 64

約数和(自身を含む): 316673280

約数和(自身を除く): 178347904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 263, 448, 526, 587, 896, 1052, 1174, 1841, 2104, 2348, 3682, 4109, 4208, 4696, 7364, 8218, 8416, 9392, 14728, 16436, 16832, 18784, 29456, 32872, 33664, 37568, 58912, 65744, 75136, 117824, 131488, 154381, 235648, 262976, 308762, 525952, 617524, 1080667, 1235048, 2161334, 2470096, 4322668, 4940192, 8645336, 9880384, 17290672, 19760768, 34581344, 69162688, 138325376]

約数ペア:

[(1, 138325376), (2, 69162688), (4, 34581344), (7, 19760768), (8, 17290672), (14, 9880384), (16, 8645336), (28, 4940192), (32, 4322668), (56, 2470096), (64, 2161334), (112, 1235048), (128, 1080667), (224, 617524), (263, 525952), (448, 308762), (526, 262976), (587, 235648), (896, 154381), (1052, 131488), (1174, 117824), (1841, 75136), (2104, 65744), (2348, 58912), (3682, 37568), (4109, 33664), (4208, 32872), (4696, 29456), (7364, 18784), (8218, 16832), (8416, 16436), (9392, 14728)]