28150878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 69050880

約数和(自身を除く): 40900002

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 89, 102, 119, 178, 238, 267, 357, 443, 534, 623, 714, 886, 1246, 1329, 1513, 1869, 2658, 3026, 3101, 3738, 4539, 6202, 7531, 9078, 9303, 10591, 15062, 18606, 21182, 22593, 31773, 39427, 45186, 52717, 63546, 78854, 105434, 118281, 158151, 236562, 275989, 316302, 551978, 670259, 827967, 1340518, 1655934, 2010777, 4021554, 4691813, 9383626, 14075439, 28150878]

約数ペア:

[(1, 28150878), (2, 14075439), (3, 9383626), (6, 4691813), (7, 4021554), (14, 2010777), (17, 1655934), (21, 1340518), (34, 827967), (42, 670259), (51, 551978), (89, 316302), (102, 275989), (119, 236562), (178, 158151), (238, 118281), (267, 105434), (357, 78854), (443, 63546), (534, 52717), (623, 45186), (714, 39427), (886, 31773), (1246, 22593), (1329, 21182), (1513, 18606), (1869, 15062), (2658, 10591), (3026, 9303), (3101, 9078), (3738, 7531), (4539, 6202)]