20161308915

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{256163}}^1$

素因数の和:256241

約数の個数: 64

約数和(自身を含む): 39838625280

約数和(自身を除く): 19677316365

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 53, 55, 99, 135, 159, 165, 265, 297, 477, 495, 583, 795, 1431, 1485, 1749, 2385, 2915, 5247, 7155, 8745, 15741, 26235, 78705, 256163, 768489, 1280815, 2305467, 2817793, 3842445, 6916401, 8453379, 11527335, 13576639, 14088965, 25360137, 34582005, 40729917, 42266895, 67883195, 76080411, 122189751, 126800685, 149343029, 203649585, 366569253, 380402055, 448029087, 610948755, 746715145, 1344087261, 1832846265, 2240145435, 4032261783, 6720436305, 20161308915]

約数ペア:

[(1, 20161308915), (3, 6720436305), (5, 4032261783), (9, 2240145435), (11, 1832846265), (15, 1344087261), (27, 746715145), (33, 610948755), (45, 448029087), (53, 380402055), (55, 366569253), (99, 203649585), (135, 149343029), (159, 126800685), (165, 122189751), (265, 76080411), (297, 67883195), (477, 42266895), (495, 40729917), (583, 34582005), (795, 25360137), (1431, 14088965), (1485, 13576639), (1749, 11527335), (2385, 8453379), (2915, 6916401), (5247, 3842445), (7155, 2817793), (8745, 2305467), (15741, 1280815), (26235, 768489), (78705, 256163)]