1721328

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:174

約数の個数: 80

約数和(自身を含む): 5237760

約数和(自身を除く): 3516432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 47, 48, 56, 84, 94, 109, 112, 141, 168, 188, 218, 282, 327, 329, 336, 376, 436, 564, 654, 658, 752, 763, 872, 987, 1128, 1308, 1316, 1526, 1744, 1974, 2256, 2289, 2616, 2632, 3052, 3948, 4578, 5123, 5232, 5264, 6104, 7896, 9156, 10246, 12208, 15369, 15792, 18312, 20492, 30738, 35861, 36624, 40984, 61476, 71722, 81968, 107583, 122952, 143444, 215166, 245904, 286888, 430332, 573776, 860664, 1721328]

約数ペア:

[(1, 1721328), (2, 860664), (3, 573776), (4, 430332), (6, 286888), (7, 245904), (8, 215166), (12, 143444), (14, 122952), (16, 107583), (21, 81968), (24, 71722), (28, 61476), (42, 40984), (47, 36624), (48, 35861), (56, 30738), (84, 20492), (94, 18312), (109, 15792), (112, 15369), (141, 12208), (168, 10246), (188, 9156), (218, 7896), (282, 6104), (327, 5264), (329, 5232), (336, 5123), (376, 4578), (436, 3948), (564, 3052), (654, 2632), (658, 2616), (752, 2289), (763, 2256), (872, 1974), (987, 1744), (1128, 1526), (1308, 1316)]