42876081

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:470

約数の個数: 32

約数和(自身を含む): 65882880

約数和(自身を除く): 23006799

約数列:

[1, 3, 9, 27, 37, 111, 167, 257, 333, 501, 771, 999, 1503, 2313, 4509, 6179, 6939, 9509, 18537, 28527, 42919, 55611, 85581, 128757, 166833, 256743, 386271, 1158813, 1588003, 4764009, 14292027, 42876081]

約数ペア:

[(1, 42876081), (3, 14292027), (9, 4764009), (27, 1588003), (37, 1158813), (111, 386271), (167, 256743), (257, 166833), (333, 128757), (501, 85581), (771, 55611), (999, 42919), (1503, 28527), (2313, 18537), (4509, 9509), (6179, 6939)]