313279295

素因数分解:

$5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 452884608

約数和(自身を除く): 139605313

約数列:

[1, 5, 7, 35, 43, 49, 131, 215, 227, 245, 301, 655, 917, 1135, 1505, 1589, 2107, 4585, 5633, 6419, 7945, 9761, 10535, 11123, 28165, 29737, 32095, 39431, 48805, 55615, 68327, 148685, 197155, 208159, 276017, 341635, 478289, 1040795, 1278691, 1380085, 1457113, 2391445, 6393455, 7285565, 8950837, 44754185, 62655859, 313279295]

約数ペア:

[(1, 313279295), (5, 62655859), (7, 44754185), (35, 8950837), (43, 7285565), (49, 6393455), (131, 2391445), (215, 1457113), (227, 1380085), (245, 1278691), (301, 1040795), (655, 478289), (917, 341635), (1135, 276017), (1505, 208159), (1589, 197155), (2107, 148685), (4585, 68327), (5633, 55615), (6419, 48805), (7945, 39431), (9761, 32095), (10535, 29737), (11123, 28165)]