139334416

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{227}}^2$

素因数の和:488

約数の個数: 45

約数和(自身を含む): 293617461

約数和(自身を除く): 154283045

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 227, 338, 454, 676, 908, 1352, 1816, 2704, 2951, 3632, 5902, 11804, 23608, 38363, 47216, 51529, 76726, 103058, 153452, 206116, 306904, 412232, 613808, 669877, 824464, 1339754, 2679508, 5359016, 8708401, 10718032, 17416802, 34833604, 69667208, 139334416]

約数ペア:

[(1, 139334416), (2, 69667208), (4, 34833604), (8, 17416802), (13, 10718032), (16, 8708401), (26, 5359016), (52, 2679508), (104, 1339754), (169, 824464), (208, 669877), (227, 613808), (338, 412232), (454, 306904), (676, 206116), (908, 153452), (1352, 103058), (1816, 76726), (2704, 51529), (2951, 47216), (3632, 38363), (5902, 23608)]