1631745

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1$

素因数の和:116

約数の個数: 48

約数和(自身を含む): 3144960

約数和(自身を除く): 1513215

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 79, 81, 85, 135, 153, 237, 243, 255, 395, 405, 459, 711, 765, 1185, 1215, 1343, 1377, 2133, 2295, 3555, 4029, 4131, 6399, 6715, 6885, 10665, 12087, 19197, 20145, 20655, 31995, 36261, 60435, 95985, 108783, 181305, 326349, 543915, 1631745]

約数ペア:

[(1, 1631745), (3, 543915), (5, 326349), (9, 181305), (15, 108783), (17, 95985), (27, 60435), (45, 36261), (51, 31995), (79, 20655), (81, 20145), (85, 19197), (135, 12087), (153, 10665), (237, 6885), (243, 6715), (255, 6399), (395, 4131), (405, 4029), (459, 3555), (711, 2295), (765, 2133), (1185, 1377), (1215, 1343)]