28448497

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 38098944

約数和(自身を除く): 9650447

約数列:

[1, 7, 11, 17, 77, 103, 119, 187, 211, 721, 1133, 1309, 1477, 1751, 2321, 3587, 7931, 12257, 16247, 19261, 21733, 25109, 39457, 134827, 152131, 239063, 276199, 369461, 1673441, 2586227, 4064071, 28448497]

約数ペア:

[(1, 28448497), (7, 4064071), (11, 2586227), (17, 1673441), (77, 369461), (103, 276199), (119, 239063), (187, 152131), (211, 134827), (721, 39457), (1133, 25109), (1309, 21733), (1477, 19261), (1751, 16247), (2321, 12257), (3587, 7931)]