1287936

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1$

素因数の和:78

約数の個数: 108

約数和(自身を含む): 4092088

約数和(自身を除く): 2804152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 43, 48, 52, 64, 72, 78, 86, 96, 104, 117, 128, 129, 144, 156, 172, 192, 208, 234, 256, 258, 288, 312, 344, 384, 387, 416, 468, 516, 559, 576, 624, 688, 768, 774, 832, 936, 1032, 1118, 1152, 1248, 1376, 1548, 1664, 1677, 1872, 2064, 2236, 2304, 2496, 2752, 3096, 3328, 3354, 3744, 4128, 4472, 4992, 5031, 5504, 6192, 6708, 7488, 8256, 8944, 9984, 10062, 11008, 12384, 13416, 14976, 16512, 17888, 20124, 24768, 26832, 29952, 33024, 35776, 40248, 49536, 53664, 71552, 80496, 99072, 107328, 143104, 160992, 214656, 321984, 429312, 643968, 1287936]

約数ペア:

[(1, 1287936), (2, 643968), (3, 429312), (4, 321984), (6, 214656), (8, 160992), (9, 143104), (12, 107328), (13, 99072), (16, 80496), (18, 71552), (24, 53664), (26, 49536), (32, 40248), (36, 35776), (39, 33024), (43, 29952), (48, 26832), (52, 24768), (64, 20124), (72, 17888), (78, 16512), (86, 14976), (96, 13416), (104, 12384), (117, 11008), (128, 10062), (129, 9984), (144, 8944), (156, 8256), (172, 7488), (192, 6708), (208, 6192), (234, 5504), (256, 5031), (258, 4992), (288, 4472), (312, 4128), (344, 3744), (384, 3354), (387, 3328), (416, 3096), (468, 2752), (516, 2496), (559, 2304), (576, 2236), (624, 2064), (688, 1872), (768, 1677), (774, 1664), (832, 1548), (936, 1376), (1032, 1248), (1118, 1152)]