2665845

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1$

素因数の和:72

約数の個数: 96

約数和(自身を含む): 6128640

約数和(自身を除く): 3462795

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 31, 35, 39, 45, 49, 63, 65, 91, 93, 105, 117, 135, 147, 155, 189, 195, 217, 245, 273, 279, 315, 351, 403, 441, 455, 465, 585, 637, 651, 735, 819, 837, 945, 1085, 1209, 1323, 1365, 1395, 1519, 1755, 1911, 1953, 2015, 2205, 2457, 2821, 3185, 3255, 3627, 4095, 4185, 4557, 5733, 5859, 6045, 6615, 7595, 8463, 9555, 9765, 10881, 12285, 13671, 14105, 17199, 18135, 19747, 22785, 25389, 28665, 29295, 41013, 42315, 54405, 59241, 68355, 76167, 85995, 98735, 126945, 177723, 205065, 296205, 380835, 533169, 888615, 2665845]

約数ペア:

[(1, 2665845), (3, 888615), (5, 533169), (7, 380835), (9, 296205), (13, 205065), (15, 177723), (21, 126945), (27, 98735), (31, 85995), (35, 76167), (39, 68355), (45, 59241), (49, 54405), (63, 42315), (65, 41013), (91, 29295), (93, 28665), (105, 25389), (117, 22785), (135, 19747), (147, 18135), (155, 17199), (189, 14105), (195, 13671), (217, 12285), (245, 10881), (273, 9765), (279, 9555), (315, 8463), (351, 7595), (403, 6615), (441, 6045), (455, 5859), (465, 5733), (585, 4557), (637, 4185), (651, 4095), (735, 3627), (819, 3255), (837, 3185), (945, 2821), (1085, 2457), (1209, 2205), (1323, 2015), (1365, 1953), (1395, 1911), (1519, 1755)]