219996

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{97}}^1$

素因数の和:120

約数の個数: 60

約数和(自身を含む): 664048

約数和(自身を除く): 444052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 97, 108, 126, 162, 189, 194, 252, 291, 324, 378, 388, 567, 582, 679, 756, 873, 1134, 1164, 1358, 1746, 2037, 2268, 2619, 2716, 3492, 4074, 5238, 6111, 7857, 8148, 10476, 12222, 15714, 18333, 24444, 31428, 36666, 54999, 73332, 109998, 219996]

約数ペア:

[(1, 219996), (2, 109998), (3, 73332), (4, 54999), (6, 36666), (7, 31428), (9, 24444), (12, 18333), (14, 15714), (18, 12222), (21, 10476), (27, 8148), (28, 7857), (36, 6111), (42, 5238), (54, 4074), (63, 3492), (81, 2716), (84, 2619), (97, 2268), (108, 2037), (126, 1746), (162, 1358), (189, 1164), (194, 1134), (252, 873), (291, 756), (324, 679), (378, 582), (388, 567)]