788894421

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{5867}}^1$

素因数の和:6233

約数の個数: 32

約数和(自身を含む): 1269365760

約数和(自身を除く): 480471339

約数列:

[1, 3, 7, 19, 21, 57, 133, 337, 399, 1011, 2359, 5867, 6403, 7077, 17601, 19209, 41069, 44821, 111473, 123207, 134463, 334419, 780311, 1977179, 2340933, 5931537, 13840253, 37566401, 41520759, 112699203, 262964807, 788894421]

約数ペア:

[(1, 788894421), (3, 262964807), (7, 112699203), (19, 41520759), (21, 37566401), (57, 13840253), (133, 5931537), (337, 2340933), (399, 1977179), (1011, 780311), (2359, 334419), (5867, 134463), (6403, 123207), (7077, 111473), (17601, 44821), (19209, 41069)]