81510975

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1327}}^1$

素因数の和:1366

約数の個数: 96

約数和(自身を含む): 184432640

約数和(自身を除く): 102921665

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 27, 35, 39, 45, 63, 65, 75, 91, 105, 117, 135, 175, 189, 195, 225, 273, 315, 325, 351, 455, 525, 585, 675, 819, 945, 975, 1327, 1365, 1575, 1755, 2275, 2457, 2925, 3981, 4095, 4725, 6635, 6825, 8775, 9289, 11943, 12285, 17251, 19905, 20475, 27867, 33175, 35829, 46445, 51753, 59715, 61425, 83601, 86255, 99525, 120757, 139335, 155259, 179145, 232225, 250803, 258765, 298575, 362271, 418005, 431275, 465777, 603785, 696675, 776295, 895725, 1086813, 1254015, 1293825, 1811355, 2090025, 2328885, 3018925, 3260439, 3881475, 5434065, 6270075, 9056775, 11644425, 16302195, 27170325, 81510975]

約数ペア:

[(1, 81510975), (3, 27170325), (5, 16302195), (7, 11644425), (9, 9056775), (13, 6270075), (15, 5434065), (21, 3881475), (25, 3260439), (27, 3018925), (35, 2328885), (39, 2090025), (45, 1811355), (63, 1293825), (65, 1254015), (75, 1086813), (91, 895725), (105, 776295), (117, 696675), (135, 603785), (175, 465777), (189, 431275), (195, 418005), (225, 362271), (273, 298575), (315, 258765), (325, 250803), (351, 232225), (455, 179145), (525, 155259), (585, 139335), (675, 120757), (819, 99525), (945, 86255), (975, 83601), (1327, 61425), (1365, 59715), (1575, 51753), (1755, 46445), (2275, 35829), (2457, 33175), (2925, 27867), (3981, 20475), (4095, 19905), (4725, 17251), (6635, 12285), (6825, 11943), (8775, 9289)]