78831459

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 134556864

約数和(自身を除く): 55725405

約数列:

[1, 3, 7, 9, 21, 61, 63, 73, 183, 219, 281, 427, 511, 549, 657, 843, 1281, 1533, 1967, 2529, 3843, 4453, 4599, 5901, 13359, 17141, 17703, 20513, 31171, 40077, 51423, 61539, 93513, 119987, 143591, 154269, 184617, 280539, 359961, 430773, 1079883, 1251293, 1292319, 3753879, 8759051, 11261637, 26277153, 78831459]

約数ペア:

[(1, 78831459), (3, 26277153), (7, 11261637), (9, 8759051), (21, 3753879), (61, 1292319), (63, 1251293), (73, 1079883), (183, 430773), (219, 359961), (281, 280539), (427, 184617), (511, 154269), (549, 143591), (657, 119987), (843, 93513), (1281, 61539), (1533, 51423), (1967, 40077), (2529, 31171), (3843, 20513), (4453, 17703), (4599, 17141), (5901, 13359)]