1234702989

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{245419}}^1$

素因数の和:245481

約数の個数: 24

約数和(自身を含む): 1965323360

約数和(自身を除く): 730620371

約数列:

[1, 3, 9, 13, 39, 43, 117, 129, 387, 559, 1677, 5031, 245419, 736257, 2208771, 3190447, 9571341, 10553017, 28714023, 31659051, 94977153, 137189221, 411567663, 1234702989]

約数ペア:

[(1, 1234702989), (3, 411567663), (9, 137189221), (13, 94977153), (39, 31659051), (43, 28714023), (117, 10553017), (129, 9571341), (387, 3190447), (559, 2208771), (1677, 736257), (5031, 245419)]