28805784

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{619}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 82732800

約数和(自身を除く): 53927016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 277, 554, 619, 831, 1108, 1238, 1662, 1857, 1939, 2216, 2476, 3324, 3714, 3878, 4333, 4952, 5817, 6648, 7428, 7756, 8666, 11634, 12999, 14856, 15512, 17332, 23268, 25998, 34664, 46536, 51996, 103992, 171463, 342926, 514389, 685852, 1028778, 1200241, 1371704, 2057556, 2400482, 3600723, 4115112, 4800964, 7201446, 9601928, 14402892, 28805784]

約数ペア:

[(1, 28805784), (2, 14402892), (3, 9601928), (4, 7201446), (6, 4800964), (7, 4115112), (8, 3600723), (12, 2400482), (14, 2057556), (21, 1371704), (24, 1200241), (28, 1028778), (42, 685852), (56, 514389), (84, 342926), (168, 171463), (277, 103992), (554, 51996), (619, 46536), (831, 34664), (1108, 25998), (1238, 23268), (1662, 17332), (1857, 15512), (1939, 14856), (2216, 12999), (2476, 11634), (3324, 8666), (3714, 7756), (3878, 7428), (4333, 6648), (4952, 5817)]