1491885

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:314

約数の個数: 32

約数和(自身を含む): 2724480

約数和(自身を除く): 1232595

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 257, 387, 645, 771, 1161, 1285, 1935, 2313, 3855, 5805, 6939, 11051, 11565, 33153, 34695, 55255, 99459, 165765, 298377, 497295, 1491885]

約数ペア:

[(1, 1491885), (3, 497295), (5, 298377), (9, 165765), (15, 99459), (27, 55255), (43, 34695), (45, 33153), (129, 11565), (135, 11051), (215, 6939), (257, 5805), (387, 3855), (645, 2313), (771, 1935), (1161, 1285)]