72513063

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 133816320

約数和(自身を除く): 61303257

約数列:

[1, 3, 7, 9, 19, 21, 27, 53, 57, 63, 81, 127, 133, 159, 171, 189, 371, 381, 399, 477, 513, 567, 889, 1007, 1113, 1143, 1197, 1431, 1539, 2413, 2667, 3021, 3339, 3429, 3591, 4293, 6731, 7049, 7239, 8001, 9063, 10017, 10287, 10773, 16891, 20193, 21147, 21717, 24003, 27189, 30051, 47117, 50673, 60579, 63441, 65151, 72009, 81567, 127889, 141351, 152019, 181737, 190323, 195453, 383667, 424053, 456057, 545211, 570969, 895223, 1151001, 1272159, 1368171, 2685669, 3453003, 3816477, 8057007, 10359009, 24171021, 72513063]

約数ペア:

[(1, 72513063), (3, 24171021), (7, 10359009), (9, 8057007), (19, 3816477), (21, 3453003), (27, 2685669), (53, 1368171), (57, 1272159), (63, 1151001), (81, 895223), (127, 570969), (133, 545211), (159, 456057), (171, 424053), (189, 383667), (371, 195453), (381, 190323), (399, 181737), (477, 152019), (513, 141351), (567, 127889), (889, 81567), (1007, 72009), (1113, 65151), (1143, 63441), (1197, 60579), (1431, 50673), (1539, 47117), (2413, 30051), (2667, 27189), (3021, 24003), (3339, 21717), (3429, 21147), (3591, 20193), (4293, 16891), (6731, 10773), (7049, 10287), (7239, 10017), (8001, 9063)]