156978381

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{7927}}^1$

素因数の和:8001

約数の個数: 32

約数和(自身を含む): 255725568

約数和(自身を除く): 98747187

約数列:

[1, 3, 7, 21, 23, 41, 69, 123, 161, 287, 483, 861, 943, 2829, 6601, 7927, 19803, 23781, 55489, 166467, 182321, 325007, 546963, 975021, 1276247, 2275049, 3828741, 6825147, 7475161, 22425483, 52326127, 156978381]

約数ペア:

[(1, 156978381), (3, 52326127), (7, 22425483), (21, 7475161), (23, 6825147), (41, 3828741), (69, 2275049), (123, 1276247), (161, 975021), (287, 546963), (483, 325007), (861, 182321), (943, 166467), (2829, 55489), (6601, 23781), (7927, 19803)]