16851786

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^2$

素因数の和:136

約数の個数: 72

約数和(自身を含む): 41433984

約数和(自身を除く): 24582198

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 43, 49, 62, 86, 93, 98, 129, 147, 186, 217, 258, 294, 301, 434, 602, 651, 903, 1302, 1333, 1519, 1806, 1849, 2107, 2666, 3038, 3698, 3999, 4214, 4557, 5547, 6321, 7998, 9114, 9331, 11094, 12642, 12943, 18662, 25886, 27993, 38829, 55986, 57319, 65317, 77658, 90601, 114638, 130634, 171957, 181202, 195951, 271803, 343914, 391902, 401233, 543606, 802466, 1203699, 2407398, 2808631, 5617262, 8425893, 16851786]

約数ペア:

[(1, 16851786), (2, 8425893), (3, 5617262), (6, 2808631), (7, 2407398), (14, 1203699), (21, 802466), (31, 543606), (42, 401233), (43, 391902), (49, 343914), (62, 271803), (86, 195951), (93, 181202), (98, 171957), (129, 130634), (147, 114638), (186, 90601), (217, 77658), (258, 65317), (294, 57319), (301, 55986), (434, 38829), (602, 27993), (651, 25886), (903, 18662), (1302, 12943), (1333, 12642), (1519, 11094), (1806, 9331), (1849, 9114), (2107, 7998), (2666, 6321), (3038, 5547), (3698, 4557), (3999, 4214)]