17206371

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:225

約数の個数: 64

約数和(自身を含む): 32256000

約数和(自身を除く): 15049629

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 47, 63, 91, 117, 141, 149, 189, 273, 329, 351, 423, 447, 611, 819, 987, 1043, 1269, 1341, 1833, 1937, 2457, 2961, 3129, 4023, 4277, 5499, 5811, 7003, 8883, 9387, 12831, 13559, 16497, 17433, 21009, 28161, 38493, 40677, 49021, 52299, 63027, 91039, 115479, 122031, 147063, 189081, 273117, 366093, 441189, 637273, 819351, 1323567, 1911819, 2458053, 5735457, 17206371]

約数ペア:

[(1, 17206371), (3, 5735457), (7, 2458053), (9, 1911819), (13, 1323567), (21, 819351), (27, 637273), (39, 441189), (47, 366093), (63, 273117), (91, 189081), (117, 147063), (141, 122031), (149, 115479), (189, 91039), (273, 63027), (329, 52299), (351, 49021), (423, 40677), (447, 38493), (611, 28161), (819, 21009), (987, 17433), (1043, 16497), (1269, 13559), (1341, 12831), (1833, 9387), (1937, 8883), (2457, 7003), (2961, 5811), (3129, 5499), (4023, 4277)]