2720565549

素因数分解:

$3^5\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2137}}^1$

素因数の和:2209

約数の個数: 72

約数和(自身を含む): 4557326592

約数和(自身を除く): 1836761043

約数列:

[1, 3, 9, 13, 27, 31, 39, 81, 93, 117, 169, 243, 279, 351, 403, 507, 837, 1053, 1209, 1521, 2137, 2511, 3159, 3627, 4563, 5239, 6411, 7533, 10881, 13689, 15717, 19233, 27781, 32643, 41067, 47151, 57699, 66247, 83343, 97929, 141453, 173097, 198741, 250029, 361153, 424359, 519291, 596223, 750087, 861211, 1083459, 1273077, 1788669, 2250261, 2583633, 3250377, 5366007, 6750783, 7750899, 9751131, 11195743, 16098021, 23252697, 29253393, 33587229, 69758091, 87760179, 100761687, 209274273, 302285061, 906855183, 2720565549]

約数ペア:

[(1, 2720565549), (3, 906855183), (9, 302285061), (13, 209274273), (27, 100761687), (31, 87760179), (39, 69758091), (81, 33587229), (93, 29253393), (117, 23252697), (169, 16098021), (243, 11195743), (279, 9751131), (351, 7750899), (403, 6750783), (507, 5366007), (837, 3250377), (1053, 2583633), (1209, 2250261), (1521, 1788669), (2137, 1273077), (2511, 1083459), (3159, 861211), (3627, 750087), (4563, 596223), (5239, 519291), (6411, 424359), (7533, 361153), (10881, 250029), (13689, 198741), (15717, 173097), (19233, 141453), (27781, 97929), (32643, 83343), (41067, 66247), (47151, 57699)]