215877984

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{321247}}^1$

素因数の和:321267

約数の個数: 48

約数和(自身を含む): 647635968

約数和(自身を除く): 431757984

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 168, 224, 336, 672, 321247, 642494, 963741, 1284988, 1927482, 2248729, 2569976, 3854964, 4497458, 5139952, 6746187, 7709928, 8994916, 10279904, 13492374, 15419856, 17989832, 26984748, 30839712, 35979664, 53969496, 71959328, 107938992, 215877984]

約数ペア:

[(1, 215877984), (2, 107938992), (3, 71959328), (4, 53969496), (6, 35979664), (7, 30839712), (8, 26984748), (12, 17989832), (14, 15419856), (16, 13492374), (21, 10279904), (24, 8994916), (28, 7709928), (32, 6746187), (42, 5139952), (48, 4497458), (56, 3854964), (84, 2569976), (96, 2248729), (112, 1927482), (168, 1284988), (224, 963741), (336, 642494), (672, 321247)]