28174328

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^3\times {\mathrm{229}}^1$

素因数の和:281

約数の個数: 64

約数和(自身を含む): 65688000

約数和(自身を除く): 37513672

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 229, 338, 364, 458, 676, 728, 916, 1183, 1352, 1603, 1832, 2197, 2366, 2977, 3206, 4394, 4732, 5954, 6412, 8788, 9464, 11908, 12824, 15379, 17576, 20839, 23816, 30758, 38701, 41678, 61516, 77402, 83356, 123032, 154804, 166712, 270907, 309608, 503113, 541814, 1006226, 1083628, 2012452, 2167256, 3521791, 4024904, 7043582, 14087164, 28174328]

約数ペア:

[(1, 28174328), (2, 14087164), (4, 7043582), (7, 4024904), (8, 3521791), (13, 2167256), (14, 2012452), (26, 1083628), (28, 1006226), (52, 541814), (56, 503113), (91, 309608), (104, 270907), (169, 166712), (182, 154804), (229, 123032), (338, 83356), (364, 77402), (458, 61516), (676, 41678), (728, 38701), (916, 30758), (1183, 23816), (1352, 20839), (1603, 17576), (1832, 15379), (2197, 12824), (2366, 11908), (2977, 9464), (3206, 8788), (4394, 6412), (4732, 5954)]