1662921

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:313

約数の個数: 24

約数和(自身を含む): 2640456

約数和(自身を除く): 977535

約数列:

[1, 3, 9, 13, 39, 61, 117, 183, 233, 549, 699, 793, 2097, 2379, 3029, 7137, 9087, 14213, 27261, 42639, 127917, 184769, 554307, 1662921]

約数ペア:

[(1, 1662921), (3, 554307), (9, 184769), (13, 127917), (39, 42639), (61, 27261), (117, 14213), (183, 9087), (233, 7137), (549, 3029), (699, 2379), (793, 2097)]