127721048

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:457

約数の個数: 96

約数和(自身を含む): 305091360

約数和(自身を除く): 177370312

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 71, 91, 98, 104, 142, 182, 196, 284, 353, 364, 392, 497, 568, 637, 706, 728, 923, 994, 1274, 1412, 1846, 1988, 2471, 2548, 2824, 3479, 3692, 3976, 4589, 4942, 5096, 6461, 6958, 7384, 9178, 9884, 12922, 13916, 17297, 18356, 19768, 25063, 25844, 27832, 32123, 34594, 36712, 45227, 50126, 51688, 64246, 69188, 90454, 100252, 128492, 138376, 175441, 180908, 200504, 224861, 256984, 325819, 350882, 361816, 449722, 651638, 701764, 899444, 1228087, 1303276, 1403528, 1798888, 2280733, 2456174, 2606552, 4561466, 4912348, 9122932, 9824696, 15965131, 18245864, 31930262, 63860524, 127721048]

約数ペア:

[(1, 127721048), (2, 63860524), (4, 31930262), (7, 18245864), (8, 15965131), (13, 9824696), (14, 9122932), (26, 4912348), (28, 4561466), (49, 2606552), (52, 2456174), (56, 2280733), (71, 1798888), (91, 1403528), (98, 1303276), (104, 1228087), (142, 899444), (182, 701764), (196, 651638), (284, 449722), (353, 361816), (364, 350882), (392, 325819), (497, 256984), (568, 224861), (637, 200504), (706, 180908), (728, 175441), (923, 138376), (994, 128492), (1274, 100252), (1412, 90454), (1846, 69188), (1988, 64246), (2471, 51688), (2548, 50126), (2824, 45227), (3479, 36712), (3692, 34594), (3976, 32123), (4589, 27832), (4942, 25844), (5096, 25063), (6461, 19768), (6958, 18356), (7384, 17297), (9178, 13916), (9884, 12922)]