1219315825

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{5009}}^1$

素因数の和:5146

約数の個数: 48

約数和(自身を含む): 1878629760

約数和(自身を除く): 659313935

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 107, 175, 325, 455, 535, 749, 1391, 2275, 2675, 3745, 5009, 6955, 9737, 18725, 25045, 34775, 35063, 48685, 65117, 125225, 175315, 243425, 325585, 455819, 535963, 876575, 1627925, 2279095, 2679815, 3751741, 6967519, 11395475, 13399075, 18758705, 34837595, 48772633, 93793525, 174187975, 243863165, 1219315825]

約数ペア:

[(1, 1219315825), (5, 243863165), (7, 174187975), (13, 93793525), (25, 48772633), (35, 34837595), (65, 18758705), (91, 13399075), (107, 11395475), (175, 6967519), (325, 3751741), (455, 2679815), (535, 2279095), (749, 1627925), (1391, 876575), (2275, 535963), (2675, 455819), (3745, 325585), (5009, 243425), (6955, 175315), (9737, 125225), (18725, 65117), (25045, 48685), (34775, 35063)]