172899699

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1\times {\mathrm{619}}^1$

素因数の和:959

約数の個数: 32

約数和(自身を含む): 270458880

約数和(自身を除く): 97559181

約数列:

[1, 3, 7, 21, 47, 141, 283, 329, 619, 849, 987, 1857, 1981, 4333, 5943, 12999, 13301, 29093, 39903, 87279, 93107, 175177, 203651, 279321, 525531, 610953, 1226239, 3678717, 8233319, 24699957, 57633233, 172899699]

約数ペア:

[(1, 172899699), (3, 57633233), (7, 24699957), (21, 8233319), (47, 3678717), (141, 1226239), (283, 610953), (329, 525531), (619, 279321), (849, 203651), (987, 175177), (1857, 93107), (1981, 87279), (4333, 39903), (5943, 29093), (12999, 13301)]