1373188545

素因数分解:

$3^4\times 5^1\times {\mathrm{3390589}}^1$

素因数の和:3390606

約数の個数: 20

約数和(自身を含む): 2461568340

約数和(自身を除く): 1088379795

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 3390589, 10171767, 16952945, 30515301, 50858835, 91545903, 152576505, 274637709, 457729515, 1373188545]

約数ペア:

[(1, 1373188545), (3, 457729515), (5, 274637709), (9, 152576505), (15, 91545903), (27, 50858835), (45, 30515301), (81, 16952945), (135, 10171767), (405, 3390589)]