78187641

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{11527}}^1$

素因数の和:11573

約数の個数: 32

約数和(自身を含む): 132802560

約数和(自身を除く): 54614919

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 6783, 11527, 34581, 80689, 195959, 219013, 242067, 587877, 657039, 1371713, 1533091, 3723221, 4115139, 4599273, 11169663, 26062547, 78187641]

約数ペア:

[(1, 78187641), (3, 26062547), (7, 11169663), (17, 4599273), (19, 4115139), (21, 3723221), (51, 1533091), (57, 1371713), (119, 657039), (133, 587877), (323, 242067), (357, 219013), (399, 195959), (969, 80689), (2261, 34581), (6783, 11527)]