208186686

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{283}}^1$

素因数の和:555

約数の個数: 80

約数和(自身を含む): 494841600

約数和(自身を除く): 286654914

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 239, 283, 342, 478, 513, 566, 717, 849, 1026, 1434, 1539, 1698, 2151, 2547, 3078, 4302, 4541, 5094, 5377, 6453, 7641, 9082, 10754, 12906, 13623, 15282, 16131, 19359, 22923, 27246, 32262, 38718, 40869, 45846, 48393, 67637, 81738, 96786, 122607, 135274, 145179, 202911, 245214, 290358, 367821, 405822, 435537, 608733, 735642, 871074, 1217466, 1285103, 1826199, 2570206, 3652398, 3855309, 5478597, 7710618, 10957194, 11565927, 23131854, 34697781, 69395562, 104093343, 208186686]

約数ペア:

[(1, 208186686), (2, 104093343), (3, 69395562), (6, 34697781), (9, 23131854), (18, 11565927), (19, 10957194), (27, 7710618), (38, 5478597), (54, 3855309), (57, 3652398), (81, 2570206), (114, 1826199), (162, 1285103), (171, 1217466), (239, 871074), (283, 735642), (342, 608733), (478, 435537), (513, 405822), (566, 367821), (717, 290358), (849, 245214), (1026, 202911), (1434, 145179), (1539, 135274), (1698, 122607), (2151, 96786), (2547, 81738), (3078, 67637), (4302, 48393), (4541, 45846), (5094, 40869), (5377, 38718), (6453, 32262), (7641, 27246), (9082, 22923), (10754, 19359), (12906, 16131), (13623, 15282)]