221226368

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{3343}}^1$

素因数の和:3415

約数の個数: 64

約数和(自身を含む): 491166720

約数和(自身を除く): 269940352

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 47, 64, 88, 94, 128, 176, 188, 352, 376, 517, 704, 752, 1034, 1408, 1504, 2068, 3008, 3343, 4136, 6016, 6686, 8272, 13372, 16544, 26744, 33088, 36773, 53488, 66176, 73546, 106976, 147092, 157121, 213952, 294184, 314242, 427904, 588368, 628484, 1176736, 1256968, 1728331, 2353472, 2513936, 3456662, 4706944, 5027872, 6913324, 10055744, 13826648, 20111488, 27653296, 55306592, 110613184, 221226368]

約数ペア:

[(1, 221226368), (2, 110613184), (4, 55306592), (8, 27653296), (11, 20111488), (16, 13826648), (22, 10055744), (32, 6913324), (44, 5027872), (47, 4706944), (64, 3456662), (88, 2513936), (94, 2353472), (128, 1728331), (176, 1256968), (188, 1176736), (352, 628484), (376, 588368), (517, 427904), (704, 314242), (752, 294184), (1034, 213952), (1408, 157121), (1504, 147092), (2068, 106976), (3008, 73546), (3343, 66176), (4136, 53488), (6016, 36773), (6686, 33088), (8272, 26744), (13372, 16544)]