1257642729

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^2\times {\mathrm{4447}}^1$

素因数の和:4594

約数の個数: 36

約数和(自身を含む): 2108031744

約数和(自身を除く): 850389015

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 4447, 4489, 13341, 13467, 31129, 31423, 40023, 40401, 93387, 94269, 280161, 282807, 297949, 893847, 2085643, 2681541, 6256929, 18770787, 19962583, 59887749, 139738081, 179663247, 419214243, 1257642729]

約数ペア:

[(1, 1257642729), (3, 419214243), (7, 179663247), (9, 139738081), (21, 59887749), (63, 19962583), (67, 18770787), (201, 6256929), (469, 2681541), (603, 2085643), (1407, 893847), (4221, 297949), (4447, 282807), (4489, 280161), (13341, 94269), (13467, 93387), (31129, 40401), (31423, 40023)]