2271645

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:167

約数の個数: 40

約数和(自身を含む): 4181760

約数和(自身を除く): 1910115

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 79, 81, 135, 213, 237, 355, 395, 405, 639, 711, 1065, 1185, 1917, 2133, 3195, 3555, 5609, 5751, 6399, 9585, 10665, 16827, 28045, 28755, 31995, 50481, 84135, 151443, 252405, 454329, 757215, 2271645]

約数ペア:

[(1, 2271645), (3, 757215), (5, 454329), (9, 252405), (15, 151443), (27, 84135), (45, 50481), (71, 31995), (79, 28755), (81, 28045), (135, 16827), (213, 10665), (237, 9585), (355, 6399), (395, 5751), (405, 5609), (639, 3555), (711, 3195), (1065, 2133), (1185, 1917)]