71181747

素因数分解:

$3^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:104

約数の個数: 112

約数和(自身を含む): 139554240

約数和(自身を除く): 68372493

約数列:

[1, 3, 7, 9, 13, 21, 27, 29, 37, 39, 63, 81, 87, 91, 111, 117, 189, 203, 243, 259, 261, 273, 333, 351, 377, 481, 567, 609, 729, 777, 783, 819, 999, 1053, 1073, 1131, 1443, 1701, 1827, 2331, 2349, 2457, 2639, 2997, 3159, 3219, 3367, 3393, 4329, 5103, 5481, 6993, 7047, 7371, 7511, 7917, 8991, 9477, 9657, 10101, 10179, 12987, 13949, 16443, 20979, 21141, 22113, 22533, 23751, 26973, 28971, 30303, 30537, 38961, 41847, 49329, 62937, 66339, 67599, 71253, 86913, 90909, 91611, 97643, 116883, 125541, 147987, 188811, 202797, 213759, 260739, 272727, 274833, 292929, 350649, 376623, 608391, 641277, 782217, 818181, 878787, 1129869, 1825173, 1923831, 2454543, 2636361, 3389607, 5475519, 7909083, 10168821, 23727249, 71181747]

約数ペア:

[(1, 71181747), (3, 23727249), (7, 10168821), (9, 7909083), (13, 5475519), (21, 3389607), (27, 2636361), (29, 2454543), (37, 1923831), (39, 1825173), (63, 1129869), (81, 878787), (87, 818181), (91, 782217), (111, 641277), (117, 608391), (189, 376623), (203, 350649), (243, 292929), (259, 274833), (261, 272727), (273, 260739), (333, 213759), (351, 202797), (377, 188811), (481, 147987), (567, 125541), (609, 116883), (729, 97643), (777, 91611), (783, 90909), (819, 86913), (999, 71253), (1053, 67599), (1073, 66339), (1131, 62937), (1443, 49329), (1701, 41847), (1827, 38961), (2331, 30537), (2349, 30303), (2457, 28971), (2639, 26973), (2997, 23751), (3159, 22533), (3219, 22113), (3367, 21141), (3393, 20979), (4329, 16443), (5103, 13949), (5481, 12987), (6993, 10179), (7047, 10101), (7371, 9657), (7511, 9477), (7917, 8991)]