28900914

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:287

約数の個数: 64

約数和(自身を含む): 68428800

約数和(自身を除く): 39527886

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 59, 107, 109, 118, 177, 214, 218, 321, 327, 354, 413, 642, 654, 749, 763, 826, 1239, 1498, 1526, 2247, 2289, 2478, 4494, 4578, 6313, 6431, 11663, 12626, 12862, 18939, 19293, 23326, 34989, 37878, 38586, 44191, 45017, 69978, 81641, 88382, 90034, 132573, 135051, 163282, 244923, 265146, 270102, 489846, 688117, 1376234, 2064351, 4128702, 4816819, 9633638, 14450457, 28900914]

約数ペア:

[(1, 28900914), (2, 14450457), (3, 9633638), (6, 4816819), (7, 4128702), (14, 2064351), (21, 1376234), (42, 688117), (59, 489846), (107, 270102), (109, 265146), (118, 244923), (177, 163282), (214, 135051), (218, 132573), (321, 90034), (327, 88382), (354, 81641), (413, 69978), (642, 45017), (654, 44191), (749, 38586), (763, 37878), (826, 34989), (1239, 23326), (1498, 19293), (1526, 18939), (2247, 12862), (2289, 12626), (2478, 11663), (4494, 6431), (4578, 6313)]