157996827

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{503}}^1\times {\mathrm{2053}}^1$

素因数の和:2579

約数の個数: 24

約数和(自身を含む): 242240544

約数和(自身を除く): 84243717

約数列:

[1, 3, 9, 17, 51, 153, 503, 1509, 2053, 4527, 6159, 8551, 18477, 25653, 34901, 76959, 104703, 314109, 1032659, 3097977, 9293931, 17555203, 52665609, 157996827]

約数ペア:

[(1, 157996827), (3, 52665609), (9, 17555203), (17, 9293931), (51, 3097977), (153, 1032659), (503, 314109), (1509, 104703), (2053, 76959), (4527, 34901), (6159, 25653), (8551, 18477)]