217295001

素因数分解:

$3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5501}}^1$

素因数の和:5547

約数の個数: 64

約数和(自身を含む): 422553600

約数和(自身を除く): 205258599

約数列:

[1, 3, 7, 9, 11, 19, 21, 27, 33, 57, 63, 77, 99, 133, 171, 189, 209, 231, 297, 399, 513, 627, 693, 1197, 1463, 1881, 2079, 3591, 4389, 5501, 5643, 13167, 16503, 38507, 39501, 49509, 60511, 104519, 115521, 148527, 181533, 313557, 346563, 423577, 544599, 731633, 940671, 1039689, 1149709, 1270731, 1633797, 2194899, 2822013, 3449127, 3812193, 6584697, 8047963, 10347381, 11436579, 19754091, 24143889, 31042143, 72431667, 217295001]

約数ペア:

[(1, 217295001), (3, 72431667), (7, 31042143), (9, 24143889), (11, 19754091), (19, 11436579), (21, 10347381), (27, 8047963), (33, 6584697), (57, 3812193), (63, 3449127), (77, 2822013), (99, 2194899), (133, 1633797), (171, 1270731), (189, 1149709), (209, 1039689), (231, 940671), (297, 731633), (399, 544599), (513, 423577), (627, 346563), (693, 313557), (1197, 181533), (1463, 148527), (1881, 115521), (2079, 104519), (3591, 60511), (4389, 49509), (5501, 39501), (5643, 38507), (13167, 16503)]