811905913

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{11251}}^1$

素因数の和:11345

約数の個数: 24

約数和(自身を含む): 1021321536

約数和(自身を除く): 209415623

約数列:

[1, 7, 13, 61, 91, 169, 427, 793, 1183, 5551, 10309, 11251, 72163, 78757, 146263, 686311, 1023841, 1901419, 4804177, 8922043, 13309933, 62454301, 115986559, 811905913]

約数ペア:

[(1, 811905913), (7, 115986559), (13, 62454301), (61, 13309933), (91, 8922043), (169, 4804177), (427, 1901419), (793, 1023841), (1183, 686311), (5551, 146263), (10309, 78757), (11251, 72163)]