28168728

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1409}}^1$

素因数の和:1449

約数の個数: 96

約数和(自身を含む): 86799600

約数和(自身を除く): 58630872

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 49, 51, 56, 68, 84, 98, 102, 119, 136, 147, 168, 196, 204, 238, 294, 357, 392, 408, 476, 588, 714, 833, 952, 1176, 1409, 1428, 1666, 2499, 2818, 2856, 3332, 4227, 4998, 5636, 6664, 8454, 9863, 9996, 11272, 16908, 19726, 19992, 23953, 29589, 33816, 39452, 47906, 59178, 69041, 71859, 78904, 95812, 118356, 138082, 143718, 167671, 191624, 207123, 236712, 276164, 287436, 335342, 414246, 503013, 552328, 574872, 670684, 828492, 1006026, 1173697, 1341368, 1656984, 2012052, 2347394, 3521091, 4024104, 4694788, 7042182, 9389576, 14084364, 28168728]

約数ペア:

[(1, 28168728), (2, 14084364), (3, 9389576), (4, 7042182), (6, 4694788), (7, 4024104), (8, 3521091), (12, 2347394), (14, 2012052), (17, 1656984), (21, 1341368), (24, 1173697), (28, 1006026), (34, 828492), (42, 670684), (49, 574872), (51, 552328), (56, 503013), (68, 414246), (84, 335342), (98, 287436), (102, 276164), (119, 236712), (136, 207123), (147, 191624), (168, 167671), (196, 143718), (204, 138082), (238, 118356), (294, 95812), (357, 78904), (392, 71859), (408, 69041), (476, 59178), (588, 47906), (714, 39452), (833, 33816), (952, 29589), (1176, 23953), (1409, 19992), (1428, 19726), (1666, 16908), (2499, 11272), (2818, 9996), (2856, 9863), (3332, 8454), (4227, 6664), (4998, 5636)]