217632402

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{54709}}^1$

素因数の和:54747

約数の個数: 48

約数和(自身を含む): 537689880

約数和(自身を除く): 320057478

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 54709, 109418, 164127, 328254, 492381, 711217, 930053, 984762, 1422434, 1860106, 2133651, 2790159, 4267302, 5580318, 6400953, 8370477, 12090689, 12801906, 16740954, 24181378, 36272067, 72544134, 108816201, 217632402]

約数ペア:

[(1, 217632402), (2, 108816201), (3, 72544134), (6, 36272067), (9, 24181378), (13, 16740954), (17, 12801906), (18, 12090689), (26, 8370477), (34, 6400953), (39, 5580318), (51, 4267302), (78, 2790159), (102, 2133651), (117, 1860106), (153, 1422434), (221, 984762), (234, 930053), (306, 711217), (442, 492381), (663, 328254), (1326, 164127), (1989, 109418), (3978, 54709)]