199918395

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{34439}}^1$

素因数の和:34496

約数の個数: 32

約数和(自身を含む): 363686400

約数和(自身を除く): 163768005

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 5805, 34439, 103317, 172195, 309951, 516585, 929853, 1480877, 1549755, 4442631, 4649265, 7404385, 13327893, 22213155, 39983679, 66639465, 199918395]

約数ペア:

[(1, 199918395), (3, 66639465), (5, 39983679), (9, 22213155), (15, 13327893), (27, 7404385), (43, 4649265), (45, 4442631), (129, 1549755), (135, 1480877), (215, 929853), (387, 516585), (645, 309951), (1161, 172195), (1935, 103317), (5805, 34439)]