16375905

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:108

約数の個数: 128

約数和(自身を含む): 37847040

約数和(自身を除く): 21471135

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 31, 35, 39, 43, 45, 63, 65, 91, 93, 105, 117, 129, 135, 155, 189, 195, 215, 217, 273, 279, 301, 315, 351, 387, 403, 455, 465, 559, 585, 645, 651, 819, 837, 903, 945, 1085, 1161, 1209, 1333, 1365, 1395, 1505, 1677, 1755, 1935, 1953, 2015, 2457, 2709, 2795, 2821, 3255, 3627, 3913, 3999, 4095, 4185, 4515, 5031, 5805, 5859, 6045, 6665, 8127, 8385, 8463, 9331, 9765, 10881, 11739, 11997, 12285, 13545, 14105, 15093, 17329, 18135, 19565, 19995, 25155, 25389, 27993, 29295, 35217, 35991, 40635, 42315, 46655, 51987, 54405, 58695, 59985, 75465, 76167, 83979, 86645, 105651, 121303, 126945, 139965, 155961, 176085, 179955, 251937, 259935, 363909, 380835, 419895, 467883, 528255, 606515, 779805, 1091727, 1259685, 1819545, 2339415, 3275181, 5458635, 16375905]

約数ペア:

[(1, 16375905), (3, 5458635), (5, 3275181), (7, 2339415), (9, 1819545), (13, 1259685), (15, 1091727), (21, 779805), (27, 606515), (31, 528255), (35, 467883), (39, 419895), (43, 380835), (45, 363909), (63, 259935), (65, 251937), (91, 179955), (93, 176085), (105, 155961), (117, 139965), (129, 126945), (135, 121303), (155, 105651), (189, 86645), (195, 83979), (215, 76167), (217, 75465), (273, 59985), (279, 58695), (301, 54405), (315, 51987), (351, 46655), (387, 42315), (403, 40635), (455, 35991), (465, 35217), (559, 29295), (585, 27993), (645, 25389), (651, 25155), (819, 19995), (837, 19565), (903, 18135), (945, 17329), (1085, 15093), (1161, 14105), (1209, 13545), (1333, 12285), (1365, 11997), (1395, 11739), (1505, 10881), (1677, 9765), (1755, 9331), (1935, 8463), (1953, 8385), (2015, 8127), (2457, 6665), (2709, 6045), (2795, 5859), (2821, 5805), (3255, 5031), (3627, 4515), (3913, 4185), (3999, 4095)]