28099385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 38154240

約数和(自身を除く): 10054855

約数列:

[1, 5, 17, 19, 85, 95, 127, 137, 323, 635, 685, 1615, 2159, 2329, 2413, 2603, 10795, 11645, 12065, 13015, 17399, 41021, 44251, 86995, 205105, 221255, 295783, 330581, 1478915, 1652905, 5619877, 28099385]

約数ペア:

[(1, 28099385), (5, 5619877), (17, 1652905), (19, 1478915), (85, 330581), (95, 295783), (127, 221255), (137, 205105), (323, 86995), (635, 44251), (685, 41021), (1615, 17399), (2159, 13015), (2329, 12065), (2413, 11645), (2603, 10795)]