318971135

素因数分解:

$5^1\times 7^3\times {\mathrm{61}}^1\times {\mathrm{3049}}^1$

素因数の和:3136

約数の個数: 32

約数和(自身を含む): 453840000

約数和(自身を除く): 134868865

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 343, 427, 1715, 2135, 2989, 3049, 14945, 15245, 20923, 21343, 104615, 106715, 149401, 185989, 747005, 929945, 1045807, 1301923, 5229035, 6509615, 9113461, 45567305, 63794227, 318971135]

約数ペア:

[(1, 318971135), (5, 63794227), (7, 45567305), (35, 9113461), (49, 6509615), (61, 5229035), (245, 1301923), (305, 1045807), (343, 929945), (427, 747005), (1715, 185989), (2135, 149401), (2989, 106715), (3049, 104615), (14945, 21343), (15245, 20923)]