248809725

素因数分解:

$3^4\times 5^2\times {\mathrm{122869}}^1$

素因数の和:122891

約数の個数: 30

約数和(自身を含む): 460885370

約数和(自身を除く): 212075645

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 122869, 368607, 614345, 1105821, 1843035, 3071725, 3317463, 5529105, 9215175, 9952389, 16587315, 27645525, 49761945, 82936575, 248809725]

約数ペア:

[(1, 248809725), (3, 82936575), (5, 49761945), (9, 27645525), (15, 16587315), (25, 9952389), (27, 9215175), (45, 5529105), (75, 3317463), (81, 3071725), (135, 1843035), (225, 1105821), (405, 614345), (675, 368607), (2025, 122869)]