16670745

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:116

約数の個数: 128

約数和(自身を含む): 38707200

約数和(自身を除く): 22036455

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 23, 27, 35, 39, 45, 59, 63, 65, 69, 91, 105, 115, 117, 135, 161, 177, 189, 195, 207, 273, 295, 299, 315, 345, 351, 413, 455, 483, 531, 585, 621, 767, 805, 819, 885, 897, 945, 1035, 1239, 1357, 1365, 1449, 1495, 1593, 1755, 2065, 2093, 2301, 2415, 2457, 2655, 2691, 3105, 3717, 3835, 4071, 4095, 4347, 4485, 5369, 6195, 6279, 6785, 6903, 7245, 7965, 8073, 9499, 10465, 11151, 11505, 12213, 12285, 13455, 16107, 17641, 18585, 18837, 20355, 20709, 21735, 26845, 28497, 31395, 34515, 36639, 40365, 47495, 48321, 52923, 55755, 56511, 61065, 80535, 85491, 88205, 94185, 103545, 123487, 142485, 144963, 158769, 183195, 241605, 256473, 264615, 282555, 370461, 427455, 476307, 617435, 724815, 793845, 1111383, 1282365, 1852305, 2381535, 3334149, 5556915, 16670745]

約数ペア:

[(1, 16670745), (3, 5556915), (5, 3334149), (7, 2381535), (9, 1852305), (13, 1282365), (15, 1111383), (21, 793845), (23, 724815), (27, 617435), (35, 476307), (39, 427455), (45, 370461), (59, 282555), (63, 264615), (65, 256473), (69, 241605), (91, 183195), (105, 158769), (115, 144963), (117, 142485), (135, 123487), (161, 103545), (177, 94185), (189, 88205), (195, 85491), (207, 80535), (273, 61065), (295, 56511), (299, 55755), (315, 52923), (345, 48321), (351, 47495), (413, 40365), (455, 36639), (483, 34515), (531, 31395), (585, 28497), (621, 26845), (767, 21735), (805, 20709), (819, 20355), (885, 18837), (897, 18585), (945, 17641), (1035, 16107), (1239, 13455), (1357, 12285), (1365, 12213), (1449, 11505), (1495, 11151), (1593, 10465), (1755, 9499), (2065, 8073), (2093, 7965), (2301, 7245), (2415, 6903), (2457, 6785), (2655, 6279), (2691, 6195), (3105, 5369), (3717, 4485), (3835, 4347), (4071, 4095)]