28963304864

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{523}}^1\times {\mathrm{557}}^1$

素因数の和:1342

約数の個数: 96

約数和(自身を含む): 61893538560

約数和(自身を除く): 32930233696

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 239, 416, 478, 523, 557, 956, 1046, 1114, 1912, 2092, 2228, 3107, 3824, 4184, 4456, 6214, 6799, 7241, 7648, 8368, 8912, 12428, 13598, 14482, 16736, 17824, 24856, 27196, 28964, 49712, 54392, 57928, 99424, 108784, 115856, 124997, 133123, 217568, 231712, 249994, 266246, 291311, 499988, 532492, 582622, 999976, 1064984, 1165244, 1624961, 1730599, 1999952, 2129968, 2330488, 3249922, 3461198, 3787043, 3999904, 4259936, 4660976, 6499844, 6922396, 7574086, 9321952, 12999688, 13844792, 15148172, 25999376, 27689584, 30296344, 51998752, 55379168, 60592688, 69623329, 121185376, 139246658, 278493316, 556986632, 905103277, 1113973264, 1810206554, 2227946528, 3620413108, 7240826216, 14481652432, 28963304864]

約数ペア:

[(1, 28963304864), (2, 14481652432), (4, 7240826216), (8, 3620413108), (13, 2227946528), (16, 1810206554), (26, 1113973264), (32, 905103277), (52, 556986632), (104, 278493316), (208, 139246658), (239, 121185376), (416, 69623329), (478, 60592688), (523, 55379168), (557, 51998752), (956, 30296344), (1046, 27689584), (1114, 25999376), (1912, 15148172), (2092, 13844792), (2228, 12999688), (3107, 9321952), (3824, 7574086), (4184, 6922396), (4456, 6499844), (6214, 4660976), (6799, 4259936), (7241, 3999904), (7648, 3787043), (8368, 3461198), (8912, 3249922), (12428, 2330488), (13598, 2129968), (14482, 1999952), (16736, 1730599), (17824, 1624961), (24856, 1165244), (27196, 1064984), (28964, 999976), (49712, 582622), (54392, 532492), (57928, 499988), (99424, 291311), (108784, 266246), (115856, 249994), (124997, 231712), (133123, 217568)]