193899555

素因数分解:

$3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{13177}}^1$

素因数の和:13300

約数の個数: 32

約数和(自身を含む): 347899200

約数和(自身を除く): 153999645

約数列:

[1, 3, 5, 9, 15, 27, 45, 109, 135, 327, 545, 981, 1635, 2943, 4905, 13177, 14715, 39531, 65885, 118593, 197655, 355779, 592965, 1436293, 1778895, 4308879, 7181465, 12926637, 21544395, 38779911, 64633185, 193899555]

約数ペア:

[(1, 193899555), (3, 64633185), (5, 38779911), (9, 21544395), (15, 12926637), (27, 7181465), (45, 4308879), (109, 1778895), (135, 1436293), (327, 592965), (545, 355779), (981, 197655), (1635, 118593), (2943, 65885), (4905, 39531), (13177, 14715)]