2179553103

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{295693}}^1$

素因数の和:295725

約数の個数: 40

約数和(自身を含む): 4007245088

約数和(自身を除く): 1827691985

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 567, 819, 1053, 2457, 7371, 295693, 887079, 2069851, 2661237, 3844009, 6209553, 7983711, 11532027, 18628659, 23951133, 26908063, 34596081, 55885977, 80724189, 103788243, 167657931, 242172567, 311364729, 726517701, 2179553103]

約数ペア:

[(1, 2179553103), (3, 726517701), (7, 311364729), (9, 242172567), (13, 167657931), (21, 103788243), (27, 80724189), (39, 55885977), (63, 34596081), (81, 26908063), (91, 23951133), (117, 18628659), (189, 11532027), (273, 7983711), (351, 6209553), (567, 3844009), (819, 2661237), (1053, 2069851), (2457, 887079), (7371, 295693)]