161712243

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1019}}^1$

素因数の和:1272

約数の個数: 48

約数和(自身を含む): 292780800

約数和(自身を除く): 131068557

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 229, 231, 687, 693, 1019, 1603, 2061, 2519, 3057, 4809, 7133, 7557, 9171, 11209, 14427, 17633, 21399, 22671, 33627, 52899, 64197, 78463, 100881, 158697, 233351, 235389, 700053, 706167, 1633457, 2100159, 2566861, 4900371, 7700583, 14701113, 17968027, 23101749, 53904081, 161712243]

約数ペア:

[(1, 161712243), (3, 53904081), (7, 23101749), (9, 17968027), (11, 14701113), (21, 7700583), (33, 4900371), (63, 2566861), (77, 2100159), (99, 1633457), (229, 706167), (231, 700053), (687, 235389), (693, 233351), (1019, 158697), (1603, 100881), (2061, 78463), (2519, 64197), (3057, 52899), (4809, 33627), (7133, 22671), (7557, 21399), (9171, 17633), (11209, 14427)]