698139

素因数分解:

$3^5\times {\mathrm{13}}^2\times {\mathrm{17}}^1$

素因数の和:58

約数の個数: 36

約数和(自身を含む): 1199016

約数和(自身を除く): 500877

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 169, 221, 243, 351, 459, 507, 663, 1053, 1377, 1521, 1989, 2873, 3159, 4131, 4563, 5967, 8619, 13689, 17901, 25857, 41067, 53703, 77571, 232713, 698139]

約数ペア:

[(1, 698139), (3, 232713), (9, 77571), (13, 53703), (17, 41067), (27, 25857), (39, 17901), (51, 13689), (81, 8619), (117, 5967), (153, 4563), (169, 4131), (221, 3159), (243, 2873), (351, 1989), (459, 1521), (507, 1377), (663, 1053)]