26908427

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 35481600

約数和(自身を除く): 8573173

約数列:

[1, 7, 13, 19, 79, 91, 133, 197, 247, 553, 1027, 1379, 1501, 1729, 2561, 3743, 7189, 10507, 15563, 17927, 19513, 26201, 48659, 108941, 136591, 202319, 295697, 340613, 1416233, 2069879, 3844061, 26908427]

約数ペア:

[(1, 26908427), (7, 3844061), (13, 2069879), (19, 1416233), (79, 340613), (91, 295697), (133, 202319), (197, 136591), (247, 108941), (553, 48659), (1027, 26201), (1379, 19513), (1501, 17927), (1729, 15563), (2561, 10507), (3743, 7189)]