47720343

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:109

約数の個数: 64

約数和(自身を含む): 80110080

約数和(自身を除く): 32389737

約数列:

[1, 3, 11, 17, 19, 33, 37, 51, 57, 111, 121, 187, 209, 323, 363, 407, 561, 627, 629, 703, 969, 1221, 1331, 1887, 2057, 2109, 2299, 3553, 3993, 4477, 6171, 6897, 6919, 7733, 10659, 11951, 13431, 20757, 22627, 23199, 25289, 35853, 39083, 49247, 67881, 75867, 76109, 85063, 117249, 131461, 147741, 228327, 255189, 394383, 429913, 837199, 935693, 1289739, 1446071, 2511597, 2807079, 4338213, 15906781, 47720343]

約数ペア:

[(1, 47720343), (3, 15906781), (11, 4338213), (17, 2807079), (19, 2511597), (33, 1446071), (37, 1289739), (51, 935693), (57, 837199), (111, 429913), (121, 394383), (187, 255189), (209, 228327), (323, 147741), (363, 131461), (407, 117249), (561, 85063), (627, 76109), (629, 75867), (703, 67881), (969, 49247), (1221, 39083), (1331, 35853), (1887, 25289), (2057, 23199), (2109, 22627), (2299, 20757), (3553, 13431), (3993, 11951), (4477, 10659), (6171, 7733), (6897, 6919)]