201933753

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{271}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 325211904

約数和(自身を除く): 123278151

約数列:

[1, 3, 7, 21, 37, 49, 111, 137, 147, 259, 271, 411, 777, 813, 959, 1813, 1897, 2877, 5069, 5439, 5691, 6713, 10027, 13279, 15207, 20139, 30081, 35483, 37127, 39837, 70189, 106449, 111381, 210567, 248381, 259889, 491323, 745143, 779667, 1373699, 1473969, 1819223, 4121097, 5457669, 9615893, 28847679, 67311251, 201933753]

約数ペア:

[(1, 201933753), (3, 67311251), (7, 28847679), (21, 9615893), (37, 5457669), (49, 4121097), (111, 1819223), (137, 1473969), (147, 1373699), (259, 779667), (271, 745143), (411, 491323), (777, 259889), (813, 248381), (959, 210567), (1813, 111381), (1897, 106449), (2877, 70189), (5069, 39837), (5439, 37127), (5691, 35483), (6713, 30081), (10027, 20139), (13279, 15207)]