201440239

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3299}}^1$

素因数の和:3391

約数の個数: 32

約数和(自身を含む): 274982400

約数和(自身を除く): 73542161

約数列:

[1, 7, 11, 13, 61, 77, 91, 143, 427, 671, 793, 1001, 3299, 4697, 5551, 8723, 23093, 36289, 42887, 61061, 201239, 254023, 300209, 471757, 1408673, 2213629, 2616107, 3302299, 15495403, 18312749, 28777177, 201440239]

約数ペア:

[(1, 201440239), (7, 28777177), (11, 18312749), (13, 15495403), (61, 3302299), (77, 2616107), (91, 2213629), (143, 1408673), (427, 471757), (671, 300209), (793, 254023), (1001, 201239), (3299, 61061), (4697, 42887), (5551, 36289), (8723, 23093)]