128598165

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{22153}}^1$

素因数の和:22210

約数の個数: 32

約数和(自身を含む): 233946240

約数和(自身を除く): 105348075

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 5805, 22153, 66459, 110765, 199377, 332295, 598131, 952579, 996885, 2857737, 2990655, 4762895, 8573211, 14288685, 25719633, 42866055, 128598165]

約数ペア:

[(1, 128598165), (3, 42866055), (5, 25719633), (9, 14288685), (15, 8573211), (27, 4762895), (43, 2990655), (45, 2857737), (129, 996885), (135, 952579), (215, 598131), (387, 332295), (645, 199377), (1161, 110765), (1935, 66459), (5805, 22153)]