1338131905

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{3433}}^1$

素因数の和:3841

約数の個数: 32

約数和(自身を含む): 1849415040

約数和(自身を除く): 511283135

約数列:

[1, 5, 11, 19, 55, 95, 209, 373, 1045, 1865, 3433, 4103, 7087, 17165, 20515, 35435, 37763, 65227, 77957, 188815, 326135, 389785, 717497, 1280509, 3587485, 6402545, 14085599, 24329671, 70427995, 121648355, 267626381, 1338131905]

約数ペア:

[(1, 1338131905), (5, 267626381), (11, 121648355), (19, 70427995), (55, 24329671), (95, 14085599), (209, 6402545), (373, 3587485), (1045, 1280509), (1865, 717497), (3433, 389785), (4103, 326135), (7087, 188815), (17165, 77957), (20515, 65227), (35435, 37763)]