66563505

素因数分解:

$3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 123206400

約数和(自身を除く): 56642895

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 61, 135, 137, 177, 183, 295, 305, 411, 531, 549, 685, 885, 915, 1233, 1593, 1647, 2055, 2655, 2745, 3599, 3699, 6165, 7965, 8083, 8235, 8357, 10797, 17995, 18495, 24249, 25071, 32391, 40415, 41785, 53985, 72747, 75213, 97173, 121245, 125355, 161955, 218241, 225639, 363735, 376065, 485865, 493063, 1091205, 1128195, 1479189, 2465315, 4437567, 7395945, 13312701, 22187835, 66563505]

約数ペア:

[(1, 66563505), (3, 22187835), (5, 13312701), (9, 7395945), (15, 4437567), (27, 2465315), (45, 1479189), (59, 1128195), (61, 1091205), (135, 493063), (137, 485865), (177, 376065), (183, 363735), (295, 225639), (305, 218241), (411, 161955), (531, 125355), (549, 121245), (685, 97173), (885, 75213), (915, 72747), (1233, 53985), (1593, 41785), (1647, 40415), (2055, 32391), (2655, 25071), (2745, 24249), (3599, 18495), (3699, 17995), (6165, 10797), (7965, 8357), (8083, 8235)]