12737725

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 21248640

約数和(自身を除く): 8510915

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 275, 325, 385, 455, 509, 715, 1001, 1925, 2275, 2545, 3563, 3575, 5005, 5599, 6617, 12725, 17815, 25025, 27995, 33085, 39193, 46319, 72787, 89075, 139975, 165425, 195965, 231595, 363935, 509509, 979825, 1157975, 1819675, 2547545, 12737725]

約数ペア:

[(1, 12737725), (5, 2547545), (7, 1819675), (11, 1157975), (13, 979825), (25, 509509), (35, 363935), (55, 231595), (65, 195965), (77, 165425), (91, 139975), (143, 89075), (175, 72787), (275, 46319), (325, 39193), (385, 33085), (455, 27995), (509, 25025), (715, 17815), (1001, 12725), (1925, 6617), (2275, 5599), (2545, 5005), (3563, 3575)]