138212172

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{548461}}^1$

素因数の和:548478

約数の個数: 36

約数和(自身を含む): 399280336

約数和(自身を除く): 261068164

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 548461, 1096922, 1645383, 2193844, 3290766, 3839227, 4936149, 6581532, 7678454, 9872298, 11517681, 15356908, 19744596, 23035362, 34553043, 46070724, 69106086, 138212172]

約数ペア:

[(1, 138212172), (2, 69106086), (3, 46070724), (4, 34553043), (6, 23035362), (7, 19744596), (9, 15356908), (12, 11517681), (14, 9872298), (18, 7678454), (21, 6581532), (28, 4936149), (36, 3839227), (42, 3290766), (63, 2193844), (84, 1645383), (126, 1096922), (252, 548461)]