12915994

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 24665472

約数和(自身を除く): 11749478

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 103, 106, 169, 182, 206, 338, 371, 689, 721, 742, 1183, 1339, 1378, 1442, 2366, 2678, 4823, 5459, 8957, 9373, 9646, 10918, 17407, 17914, 18746, 34814, 38213, 62699, 70967, 76426, 121849, 125398, 141934, 243698, 496769, 922571, 993538, 1845142, 6457997, 12915994]

約数ペア:

[(1, 12915994), (2, 6457997), (7, 1845142), (13, 993538), (14, 922571), (26, 496769), (53, 243698), (91, 141934), (103, 125398), (106, 121849), (169, 76426), (182, 70967), (206, 62699), (338, 38213), (371, 34814), (689, 18746), (721, 17914), (742, 17407), (1183, 10918), (1339, 9646), (1378, 9373), (1442, 8957), (2366, 5459), (2678, 4823)]