15571269

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 29023488

約数和(自身を除く): 13452219

約数列:

[1, 3, 7, 9, 17, 21, 31, 49, 51, 63, 67, 93, 119, 147, 153, 201, 217, 279, 357, 441, 469, 527, 603, 651, 833, 1071, 1139, 1407, 1519, 1581, 1953, 2077, 2499, 3283, 3417, 3689, 4221, 4557, 4743, 6231, 7497, 7973, 9849, 10251, 11067, 13671, 14539, 18693, 23919, 25823, 29547, 33201, 35309, 43617, 55811, 71757, 77469, 101773, 105927, 130851, 167433, 232407, 247163, 305319, 317781, 502299, 741489, 915957, 1730141, 2224467, 5190423, 15571269]

約数ペア:

[(1, 15571269), (3, 5190423), (7, 2224467), (9, 1730141), (17, 915957), (21, 741489), (31, 502299), (49, 317781), (51, 305319), (63, 247163), (67, 232407), (93, 167433), (119, 130851), (147, 105927), (153, 101773), (201, 77469), (217, 71757), (279, 55811), (357, 43617), (441, 35309), (469, 33201), (527, 29547), (603, 25823), (651, 23919), (833, 18693), (1071, 14539), (1139, 13671), (1407, 11067), (1519, 10251), (1581, 9849), (1953, 7973), (2077, 7497), (2499, 6231), (3283, 4743), (3417, 4557), (3689, 4221)]