28413567

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{34693}}^1$

素因数の和:34719

約数の個数: 24

約数和(自身を含む): 50514464

約数和(自身を除く): 22100897

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 34693, 104079, 242851, 312237, 451009, 728553, 1353027, 2185659, 3157063, 4059081, 9471189, 28413567]

約数ペア:

[(1, 28413567), (3, 9471189), (7, 4059081), (9, 3157063), (13, 2185659), (21, 1353027), (39, 728553), (63, 451009), (91, 312237), (117, 242851), (273, 104079), (819, 34693)]