138655664

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{20983}}^1$

素因数の和:21057

約数の個数: 40

約数和(自身を含む): 312241920

約数和(自身を除く): 173586256

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 236, 413, 472, 826, 944, 1652, 3304, 6608, 20983, 41966, 83932, 146881, 167864, 293762, 335728, 587524, 1175048, 1237997, 2350096, 2475994, 4951988, 8665979, 9903976, 17331958, 19807952, 34663916, 69327832, 138655664]

約数ペア:

[(1, 138655664), (2, 69327832), (4, 34663916), (7, 19807952), (8, 17331958), (14, 9903976), (16, 8665979), (28, 4951988), (56, 2475994), (59, 2350096), (112, 1237997), (118, 1175048), (236, 587524), (413, 335728), (472, 293762), (826, 167864), (944, 146881), (1652, 83932), (3304, 41966), (6608, 20983)]