663670017

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{359}}^1\times {\mathrm{787}}^1$

素因数の和:1187

約数の個数: 40

約数和(自身を含む): 1029758400

約数和(自身を除く): 366088383

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 359, 783, 787, 1077, 2349, 2361, 3231, 7083, 9693, 10411, 21249, 22823, 29079, 31233, 63747, 68469, 93699, 205407, 281097, 282533, 616221, 843291, 847599, 1848663, 2542797, 7628391, 8193457, 22885173, 24580371, 73741113, 221223339, 663670017]

約数ペア:

[(1, 663670017), (3, 221223339), (9, 73741113), (27, 24580371), (29, 22885173), (81, 8193457), (87, 7628391), (261, 2542797), (359, 1848663), (783, 847599), (787, 843291), (1077, 616221), (2349, 282533), (2361, 281097), (3231, 205407), (7083, 93699), (9693, 68469), (10411, 63747), (21249, 31233), (22823, 29079)]