166193495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{613}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 222395712

約数和(自身を除く): 56202217

約数列:

[1, 5, 13, 43, 65, 97, 215, 485, 559, 613, 1261, 2795, 3065, 4171, 6305, 7969, 20855, 26359, 39845, 54223, 59461, 131795, 271115, 297305, 342667, 772993, 1713335, 2556823, 3864965, 12784115, 33238699, 166193495]

約数ペア:

[(1, 166193495), (5, 33238699), (13, 12784115), (43, 3864965), (65, 2556823), (97, 1713335), (215, 772993), (485, 342667), (559, 297305), (613, 271115), (1261, 131795), (2795, 59461), (3065, 54223), (4171, 39845), (6305, 26359), (7969, 20855)]