172861911

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{761}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 263347200

約数和(自身を除く): 90485289

約数列:

[1, 3, 9, 27, 47, 141, 179, 423, 537, 761, 1269, 1611, 2283, 4833, 6849, 8413, 20547, 25239, 35767, 75717, 107301, 136219, 227151, 321903, 408657, 965709, 1225971, 3677913, 6402293, 19206879, 57620637, 172861911]

約数ペア:

[(1, 172861911), (3, 57620637), (9, 19206879), (27, 6402293), (47, 3677913), (141, 1225971), (179, 965709), (423, 408657), (537, 321903), (761, 227151), (1269, 136219), (1611, 107301), (2283, 75717), (4833, 35767), (6849, 25239), (8413, 20547)]