201851260713

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{2221}}^1\times {\mathrm{15803}}^1$

素因数の和:18107

約数の個数: 40

約数和(自身を含む): 305934843456

約数和(自身を除く): 104083582743

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 2221, 5751, 6663, 15803, 19989, 47409, 59967, 142227, 157691, 179901, 426681, 473073, 1122013, 1280043, 1419219, 3366039, 4257657, 10098117, 12772971, 30294351, 35098463, 90883053, 105295389, 315886167, 947658501, 2491990873, 2842975503, 7475972619, 22427917857, 67283753571, 201851260713]

約数ペア:

[(1, 201851260713), (3, 67283753571), (9, 22427917857), (27, 7475972619), (71, 2842975503), (81, 2491990873), (213, 947658501), (639, 315886167), (1917, 105295389), (2221, 90883053), (5751, 35098463), (6663, 30294351), (15803, 12772971), (19989, 10098117), (47409, 4257657), (59967, 3366039), (142227, 1419219), (157691, 1280043), (179901, 1122013), (426681, 473073)]