620919

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:112

約数の個数: 32

約数和(自身を含む): 1041600

約数和(自身を除く): 420681

約数列:

[1, 3, 9, 13, 27, 29, 39, 61, 87, 117, 183, 261, 351, 377, 549, 783, 793, 1131, 1647, 1769, 2379, 3393, 5307, 7137, 10179, 15921, 21411, 22997, 47763, 68991, 206973, 620919]

約数ペア:

[(1, 620919), (3, 206973), (9, 68991), (13, 47763), (27, 22997), (29, 21411), (39, 15921), (61, 10179), (87, 7137), (117, 5307), (183, 3393), (261, 2379), (351, 1769), (377, 1647), (549, 1131), (783, 793)]