15872031

素因数分解:

$3^5\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:103

約数の個数: 72

約数和(自身を含む): 29213184

約数和(自身を除く): 13341153

約数列:

[1, 3, 7, 9, 21, 27, 31, 43, 49, 63, 81, 93, 129, 147, 189, 217, 243, 279, 301, 387, 441, 567, 651, 837, 903, 1161, 1323, 1333, 1519, 1701, 1953, 2107, 2511, 2709, 3483, 3969, 3999, 4557, 5859, 6321, 7533, 8127, 9331, 10449, 11907, 11997, 13671, 17577, 18963, 24381, 27993, 35991, 41013, 52731, 56889, 65317, 73143, 83979, 107973, 123039, 170667, 195951, 251937, 323919, 369117, 512001, 587853, 755811, 1763559, 2267433, 5290677, 15872031]

約数ペア:

[(1, 15872031), (3, 5290677), (7, 2267433), (9, 1763559), (21, 755811), (27, 587853), (31, 512001), (43, 369117), (49, 323919), (63, 251937), (81, 195951), (93, 170667), (129, 123039), (147, 107973), (189, 83979), (217, 73143), (243, 65317), (279, 56889), (301, 52731), (387, 41013), (441, 35991), (567, 27993), (651, 24381), (837, 18963), (903, 17577), (1161, 13671), (1323, 11997), (1333, 11907), (1519, 10449), (1701, 9331), (1953, 8127), (2107, 7533), (2511, 6321), (2709, 5859), (3483, 4557), (3969, 3999)]