1861145

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:185

約数の個数: 32

約数和(自身を含む): 2782080

約数和(自身を除く): 920935

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 137, 143, 209, 247, 685, 715, 1045, 1235, 1507, 1781, 2603, 2717, 7535, 8905, 13015, 13585, 19591, 28633, 33839, 97955, 143165, 169195, 372229, 1861145]

約数ペア:

[(1, 1861145), (5, 372229), (11, 169195), (13, 143165), (19, 97955), (55, 33839), (65, 28633), (95, 19591), (137, 13585), (143, 13015), (209, 8905), (247, 7535), (685, 2717), (715, 2603), (1045, 1781), (1235, 1507)]