858416319

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{21821}}^1$

素因数の和:21908

約数の個数: 32

約数和(自身を含む): 1340743680

約数和(自身を除く): 482327361

約数列:

[1, 3, 9, 27, 31, 47, 93, 141, 279, 423, 837, 1269, 1457, 4371, 13113, 21821, 39339, 65463, 196389, 589167, 676451, 1025587, 2029353, 3076761, 6088059, 9230283, 18264177, 27690849, 31793197, 95379591, 286138773, 858416319]

約数ペア:

[(1, 858416319), (3, 286138773), (9, 95379591), (27, 31793197), (31, 27690849), (47, 18264177), (93, 9230283), (141, 6088059), (279, 3076761), (423, 2029353), (837, 1025587), (1269, 676451), (1457, 589167), (4371, 196389), (13113, 65463), (21821, 39339)]