20161567305

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{202639}}^1$

素因数の和:202731

約数の個数: 64

約数和(自身を含む): 39685017600

約数和(自身を除く): 19523450295

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 67, 99, 135, 165, 201, 297, 335, 495, 603, 737, 1005, 1485, 1809, 2211, 3015, 3685, 6633, 9045, 11055, 19899, 33165, 99495, 202639, 607917, 1013195, 1823751, 2229029, 3039585, 5471253, 6687087, 9118755, 11145145, 13576813, 20061261, 27356265, 33435435, 40730439, 60183783, 67884065, 100306305, 122191317, 149344943, 203652195, 300918915, 366573951, 448034829, 610956585, 746724715, 1344104487, 1832869755, 2240174145, 4032313461, 6720522435, 20161567305]

約数ペア:

[(1, 20161567305), (3, 6720522435), (5, 4032313461), (9, 2240174145), (11, 1832869755), (15, 1344104487), (27, 746724715), (33, 610956585), (45, 448034829), (55, 366573951), (67, 300918915), (99, 203652195), (135, 149344943), (165, 122191317), (201, 100306305), (297, 67884065), (335, 60183783), (495, 40730439), (603, 33435435), (737, 27356265), (1005, 20061261), (1485, 13576813), (1809, 11145145), (2211, 9118755), (3015, 6687087), (3685, 5471253), (6633, 3039585), (9045, 2229029), (11055, 1823751), (19899, 1013195), (33165, 607917), (99495, 202639)]