13440735

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1$

素因数の和:466

約数の個数: 80

約数和(自身を含む): 30108672

約数和(自身を除く): 16667937

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 81, 99, 105, 135, 165, 189, 231, 297, 315, 385, 405, 431, 495, 567, 693, 891, 945, 1155, 1293, 1485, 2079, 2155, 2835, 3017, 3465, 3879, 4455, 4741, 6237, 6465, 9051, 10395, 11637, 14223, 15085, 19395, 23705, 27153, 31185, 33187, 34911, 42669, 45255, 58185, 71115, 81459, 99561, 128007, 135765, 165935, 174555, 213345, 244377, 298683, 384021, 407295, 497805, 640035, 896049, 1221885, 1493415, 1920105, 2688147, 4480245, 13440735]

約数ペア:

[(1, 13440735), (3, 4480245), (5, 2688147), (7, 1920105), (9, 1493415), (11, 1221885), (15, 896049), (21, 640035), (27, 497805), (33, 407295), (35, 384021), (45, 298683), (55, 244377), (63, 213345), (77, 174555), (81, 165935), (99, 135765), (105, 128007), (135, 99561), (165, 81459), (189, 71115), (231, 58185), (297, 45255), (315, 42669), (385, 34911), (405, 33187), (431, 31185), (495, 27153), (567, 23705), (693, 19395), (891, 15085), (945, 14223), (1155, 11637), (1293, 10395), (1485, 9051), (2079, 6465), (2155, 6237), (2835, 4741), (3017, 4455), (3465, 3879)]