66680747

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{8219}}^1$

素因数の和:8306

約数の個数: 16

約数和(自身を含む): 81542400

約数和(自身を除く): 14861653

約数列:

[1, 7, 19, 61, 133, 427, 1159, 8113, 8219, 57533, 156161, 501359, 1093127, 3509513, 9525821, 66680747]

約数ペア:

[(1, 66680747), (7, 9525821), (19, 3509513), (61, 1093127), (133, 501359), (427, 156161), (1159, 57533), (8113, 8219)]