2347785

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:76

約数の個数: 80

約数和(自身を含む): 5018112

約数和(自身を除く): 2670327

約数列:

[1, 3, 5, 9, 11, 15, 17, 27, 31, 33, 45, 51, 55, 81, 85, 93, 99, 135, 153, 155, 165, 187, 255, 279, 297, 341, 405, 459, 465, 495, 527, 561, 765, 837, 891, 935, 1023, 1377, 1395, 1485, 1581, 1683, 1705, 2295, 2511, 2635, 2805, 3069, 4185, 4455, 4743, 5049, 5115, 5797, 6885, 7905, 8415, 9207, 12555, 14229, 15147, 15345, 17391, 23715, 25245, 27621, 28985, 42687, 46035, 52173, 71145, 75735, 86955, 138105, 156519, 213435, 260865, 469557, 782595, 2347785]

約数ペア:

[(1, 2347785), (3, 782595), (5, 469557), (9, 260865), (11, 213435), (15, 156519), (17, 138105), (27, 86955), (31, 75735), (33, 71145), (45, 52173), (51, 46035), (55, 42687), (81, 28985), (85, 27621), (93, 25245), (99, 23715), (135, 17391), (153, 15345), (155, 15147), (165, 14229), (187, 12555), (255, 9207), (279, 8415), (297, 7905), (341, 6885), (405, 5797), (459, 5115), (465, 5049), (495, 4743), (527, 4455), (561, 4185), (765, 3069), (837, 2805), (891, 2635), (935, 2511), (1023, 2295), (1377, 1705), (1395, 1683), (1485, 1581)]