128568609

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{137}}^1\times {\mathrm{617}}^1$

素因数の和:786

約数の個数: 36

約数和(自身を含む): 202890636

約数和(自身を除く): 74322027

約数列:

[1, 3, 9, 13, 39, 117, 137, 169, 411, 507, 617, 1233, 1521, 1781, 1851, 5343, 5553, 8021, 16029, 23153, 24063, 69459, 72189, 84529, 104273, 208377, 253587, 312819, 760761, 938457, 1098877, 3296631, 9889893, 14285401, 42856203, 128568609]

約数ペア:

[(1, 128568609), (3, 42856203), (9, 14285401), (13, 9889893), (39, 3296631), (117, 1098877), (137, 938457), (169, 760761), (411, 312819), (507, 253587), (617, 208377), (1233, 104273), (1521, 84529), (1781, 72189), (1851, 69459), (5343, 24063), (5553, 23153), (8021, 16029)]