1645716852

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{390721}}^1$

素因数の和:390750

約数の個数: 60

約数和(自身を含む): 4633181476

約数和(自身を除く): 2987464624

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 390721, 781442, 1172163, 1562884, 2344326, 3516489, 4688652, 5079373, 7032978, 10158746, 10549467, 14065956, 15238119, 20317492, 21098934, 30476238, 31648401, 42197868, 45714357, 60952476, 63296802, 91428714, 126593604, 137143071, 182857428, 274286142, 411429213, 548572284, 822858426, 1645716852]

約数ペア:

[(1, 1645716852), (2, 822858426), (3, 548572284), (4, 411429213), (6, 274286142), (9, 182857428), (12, 137143071), (13, 126593604), (18, 91428714), (26, 63296802), (27, 60952476), (36, 45714357), (39, 42197868), (52, 31648401), (54, 30476238), (78, 21098934), (81, 20317492), (108, 15238119), (117, 14065956), (156, 10549467), (162, 10158746), (234, 7032978), (324, 5079373), (351, 4688652), (468, 3516489), (702, 2344326), (1053, 1562884), (1404, 1172163), (2106, 781442), (4212, 390721)]