2783509915

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{619}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 3471206400

約数和(自身を除く): 687696485

約数列:

[1, 5, 53, 71, 239, 265, 355, 619, 1195, 3095, 3763, 12667, 16969, 18815, 32807, 43949, 63335, 84845, 147941, 164035, 219745, 739705, 899357, 2329297, 4496785, 7840873, 10503811, 11646485, 39204365, 52519055, 556701983, 2783509915]

約数ペア:

[(1, 2783509915), (5, 556701983), (53, 52519055), (71, 39204365), (239, 11646485), (265, 10503811), (355, 7840873), (619, 4496785), (1195, 2329297), (3095, 899357), (3763, 739705), (12667, 219745), (16969, 164035), (18815, 147941), (32807, 84845), (43949, 63335)]