16764813

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1$

素因数の和:121

約数の個数: 56

約数和(自身を含む): 28461720

約数和(自身を除く): 11696907

約数列:

[1, 3, 9, 13, 27, 29, 39, 61, 81, 87, 117, 183, 243, 261, 351, 377, 549, 729, 783, 793, 1053, 1131, 1647, 1769, 2349, 2379, 3159, 3393, 4941, 5307, 7047, 7137, 9477, 10179, 14823, 15921, 21141, 21411, 22997, 30537, 44469, 47763, 64233, 68991, 91611, 143289, 192699, 206973, 274833, 429867, 578097, 620919, 1289601, 1862757, 5588271, 16764813]

約数ペア:

[(1, 16764813), (3, 5588271), (9, 1862757), (13, 1289601), (27, 620919), (29, 578097), (39, 429867), (61, 274833), (81, 206973), (87, 192699), (117, 143289), (183, 91611), (243, 68991), (261, 64233), (351, 47763), (377, 44469), (549, 30537), (729, 22997), (783, 21411), (793, 21141), (1053, 15921), (1131, 14823), (1647, 10179), (1769, 9477), (2349, 7137), (2379, 7047), (3159, 5307), (3393, 4941)]