28691661565

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{121789}}^1$

素因数の和:121981

約数の個数: 32

約数和(自身を含む): 40406999040

約数和(自身を除く): 11715337475

約数列:

[1, 5, 7, 35, 53, 127, 265, 371, 635, 889, 1855, 4445, 6731, 33655, 47117, 121789, 235585, 608945, 852523, 4262615, 6454817, 15467203, 32274085, 45183719, 77336015, 108270421, 225918595, 541352105, 819761759, 4098808795, 5738332313, 28691661565]

約数ペア:

[(1, 28691661565), (5, 5738332313), (7, 4098808795), (35, 819761759), (53, 541352105), (127, 225918595), (265, 108270421), (371, 77336015), (635, 45183719), (889, 32274085), (1855, 15467203), (4445, 6454817), (6731, 4262615), (33655, 852523), (47117, 608945), (121789, 235585)]