16005847

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:223

約数の個数: 32

約数和(自身を含む): 20401920

約数和(自身を除く): 4396073

約数列:

[1, 11, 13, 19, 43, 137, 143, 209, 247, 473, 559, 817, 1507, 1781, 2603, 2717, 5891, 6149, 8987, 10621, 19591, 28633, 33839, 64801, 76583, 111929, 116831, 372229, 842413, 1231219, 1455077, 16005847]

約数ペア:

[(1, 16005847), (11, 1455077), (13, 1231219), (19, 842413), (43, 372229), (137, 116831), (143, 111929), (209, 76583), (247, 64801), (473, 33839), (559, 28633), (817, 19591), (1507, 10621), (1781, 8987), (2603, 6149), (2717, 5891)]