2161098

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:187

約数の個数: 48

約数和(自身を含む): 5054400

約数和(自身を除く): 2893302

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 71, 89, 114, 142, 171, 178, 213, 267, 342, 426, 534, 639, 801, 1278, 1349, 1602, 1691, 2698, 3382, 4047, 5073, 6319, 8094, 10146, 12141, 12638, 15219, 18957, 24282, 30438, 37914, 56871, 113742, 120061, 240122, 360183, 720366, 1080549, 2161098]

約数ペア:

[(1, 2161098), (2, 1080549), (3, 720366), (6, 360183), (9, 240122), (18, 120061), (19, 113742), (38, 56871), (57, 37914), (71, 30438), (89, 24282), (114, 18957), (142, 15219), (171, 12638), (178, 12141), (213, 10146), (267, 8094), (342, 6319), (426, 5073), (534, 4047), (639, 3382), (801, 2698), (1278, 1691), (1349, 1602)]