189797745

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{4861}}^1$

素因数の和:5025

約数の個数: 32

約数和(自身を含む): 322058880

約数和(自身を除く): 132261135

約数列:

[1, 3, 5, 15, 19, 57, 95, 137, 285, 411, 685, 2055, 2603, 4861, 7809, 13015, 14583, 24305, 39045, 72915, 92359, 277077, 461795, 665957, 1385385, 1997871, 3329785, 9989355, 12653183, 37959549, 63265915, 189797745]

約数ペア:

[(1, 189797745), (3, 63265915), (5, 37959549), (15, 12653183), (19, 9989355), (57, 3329785), (95, 1997871), (137, 1385385), (285, 665957), (411, 461795), (685, 277077), (2055, 92359), (2603, 72915), (4861, 39045), (7809, 24305), (13015, 14583)]