13657329

素因数分解:

$3^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:97

約数の個数: 72

約数和(自身を含む): 25229568

約数和(自身を除く): 11572239

約数列:

[1, 3, 7, 9, 21, 27, 31, 37, 49, 63, 81, 93, 111, 147, 189, 217, 243, 259, 279, 333, 441, 567, 651, 777, 837, 999, 1147, 1323, 1519, 1701, 1813, 1953, 2331, 2511, 2997, 3441, 3969, 4557, 5439, 5859, 6993, 7533, 8029, 8991, 10323, 11907, 13671, 16317, 17577, 20979, 24087, 30969, 41013, 48951, 52731, 56203, 62937, 72261, 92907, 123039, 146853, 168609, 216783, 278721, 369117, 440559, 505827, 650349, 1517481, 1951047, 4552443, 13657329]

約数ペア:

[(1, 13657329), (3, 4552443), (7, 1951047), (9, 1517481), (21, 650349), (27, 505827), (31, 440559), (37, 369117), (49, 278721), (63, 216783), (81, 168609), (93, 146853), (111, 123039), (147, 92907), (189, 72261), (217, 62937), (243, 56203), (259, 52731), (279, 48951), (333, 41013), (441, 30969), (567, 24087), (651, 20979), (777, 17577), (837, 16317), (999, 13671), (1147, 11907), (1323, 10323), (1519, 8991), (1701, 8029), (1813, 7533), (1953, 6993), (2331, 5859), (2511, 5439), (2997, 4557), (3441, 3969)]