64213317

素因数分解:

$3^4\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1039}}^1$

素因数の和:1167

約数の個数: 40

約数和(自身を含む): 110739200

約数和(自身を除く): 46525883

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 109, 189, 327, 567, 763, 981, 1039, 2289, 2943, 3117, 6867, 7273, 8829, 9351, 20601, 21819, 28053, 61803, 65457, 84159, 113251, 196371, 339753, 589113, 792757, 1019259, 2378271, 3057777, 7134813, 9173331, 21404439, 64213317]

約数ペア:

[(1, 64213317), (3, 21404439), (7, 9173331), (9, 7134813), (21, 3057777), (27, 2378271), (63, 1019259), (81, 792757), (109, 589113), (189, 339753), (327, 196371), (567, 113251), (763, 84159), (981, 65457), (1039, 61803), (2289, 28053), (2943, 21819), (3117, 20601), (6867, 9351), (7273, 8829)]