271020615

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{18269}}^1$

素因数の和:18343

約数の個数: 32

約数和(自身を含む): 463034880

約数和(自身を除く): 192014265

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 989, 2967, 4945, 14835, 18269, 54807, 91345, 274035, 420187, 785567, 1260561, 2100935, 2356701, 3927835, 6302805, 11783505, 18068041, 54204123, 90340205, 271020615]

約数ペア:

[(1, 271020615), (3, 90340205), (5, 54204123), (15, 18068041), (23, 11783505), (43, 6302805), (69, 3927835), (115, 2356701), (129, 2100935), (215, 1260561), (345, 785567), (645, 420187), (989, 274035), (2967, 91345), (4945, 54807), (14835, 18269)]