65818641

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{563}}^1$

素因数の和:885

約数の個数: 32

約数和(自身を含む): 106122240

約数和(自身を除く): 40303599

約数列:

[1, 3, 7, 19, 21, 57, 133, 293, 399, 563, 879, 1689, 2051, 3941, 5567, 6153, 10697, 11823, 16701, 32091, 38969, 74879, 116907, 164959, 224637, 494877, 1154713, 3134221, 3464139, 9402663, 21939547, 65818641]

約数ペア:

[(1, 65818641), (3, 21939547), (7, 9402663), (19, 3464139), (21, 3134221), (57, 1154713), (133, 494877), (293, 224637), (399, 164959), (563, 116907), (879, 74879), (1689, 38969), (2051, 32091), (3941, 16701), (5567, 11823), (6153, 10697)]