205089975

素因数分解:

$3^4\times 5^2\times {\mathrm{101279}}^1$

素因数の和:101301

約数の個数: 30

約数和(自身を含む): 379901280

約数和(自身を除く): 174811305

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 101279, 303837, 506395, 911511, 1519185, 2531975, 2734533, 4557555, 7595925, 8203599, 13672665, 22787775, 41017995, 68363325, 205089975]

約数ペア:

[(1, 205089975), (3, 68363325), (5, 41017995), (9, 22787775), (15, 13672665), (25, 8203599), (27, 7595925), (45, 4557555), (75, 2734533), (81, 2531975), (135, 1519185), (225, 911511), (405, 506395), (675, 303837), (2025, 101279)]