247987194

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{26717}}^1$

素因数の和:26759

約数の個数: 64

約数和(自身を含む): 646361856

約数和(自身を除く): 398374662

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 39, 42, 51, 78, 91, 102, 119, 182, 221, 238, 273, 357, 442, 546, 663, 714, 1326, 1547, 3094, 4641, 9282, 26717, 53434, 80151, 160302, 187019, 347321, 374038, 454189, 561057, 694642, 908378, 1041963, 1122114, 1362567, 2083926, 2431247, 2725134, 3179323, 4862494, 5904457, 6358646, 7293741, 9537969, 11808914, 14587482, 17713371, 19075938, 35426742, 41331199, 82662398, 123993597, 247987194]

約数ペア:

[(1, 247987194), (2, 123993597), (3, 82662398), (6, 41331199), (7, 35426742), (13, 19075938), (14, 17713371), (17, 14587482), (21, 11808914), (26, 9537969), (34, 7293741), (39, 6358646), (42, 5904457), (51, 4862494), (78, 3179323), (91, 2725134), (102, 2431247), (119, 2083926), (182, 1362567), (221, 1122114), (238, 1041963), (273, 908378), (357, 694642), (442, 561057), (546, 454189), (663, 374038), (714, 347321), (1326, 187019), (1547, 160302), (3094, 80151), (4641, 53434), (9282, 26717)]