16495731

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{619}}^1$

素因数の和:685

約数の個数: 40

約数和(自身を含む): 28807680

約数和(自身を除く): 12311949

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 329, 423, 567, 619, 987, 1269, 1857, 2961, 3807, 4333, 5571, 8883, 12999, 16713, 26649, 29093, 38997, 50139, 87279, 116991, 203651, 261837, 350973, 610953, 785511, 1832859, 2356533, 5498577, 16495731]

約数ペア:

[(1, 16495731), (3, 5498577), (7, 2356533), (9, 1832859), (21, 785511), (27, 610953), (47, 350973), (63, 261837), (81, 203651), (141, 116991), (189, 87279), (329, 50139), (423, 38997), (567, 29093), (619, 26649), (987, 16713), (1269, 12999), (1857, 8883), (2961, 5571), (3807, 4333)]