208554268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 401063040

約数和(自身を除く): 192508772

約数列:

[1, 2, 4, 13, 26, 52, 97, 173, 194, 239, 346, 388, 478, 692, 956, 1261, 2249, 2522, 3107, 4498, 5044, 6214, 8996, 12428, 16781, 23183, 33562, 41347, 46366, 67124, 82694, 92732, 165388, 218153, 301379, 436306, 537511, 602758, 872612, 1075022, 1205516, 2150044, 4010659, 8021318, 16042636, 52138567, 104277134, 208554268]

約数ペア:

[(1, 208554268), (2, 104277134), (4, 52138567), (13, 16042636), (26, 8021318), (52, 4010659), (97, 2150044), (173, 1205516), (194, 1075022), (239, 872612), (346, 602758), (388, 537511), (478, 436306), (692, 301379), (956, 218153), (1261, 165388), (2249, 92732), (2522, 82694), (3107, 67124), (4498, 46366), (5044, 41347), (6214, 33562), (8996, 23183), (12428, 16781)]