31774479

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 52093440

約数和(自身を除く): 20318961

約数列:

[1, 3, 11, 17, 19, 33, 51, 57, 121, 187, 209, 271, 323, 363, 561, 627, 813, 969, 2057, 2299, 2981, 3553, 4607, 5149, 6171, 6897, 8943, 10659, 13821, 15447, 32791, 39083, 50677, 56639, 87533, 98373, 117249, 152031, 169917, 262599, 557447, 623029, 962863, 1672341, 1869087, 2888589, 10591493, 31774479]

約数ペア:

[(1, 31774479), (3, 10591493), (11, 2888589), (17, 1869087), (19, 1672341), (33, 962863), (51, 623029), (57, 557447), (121, 262599), (187, 169917), (209, 152031), (271, 117249), (323, 98373), (363, 87533), (561, 56639), (627, 50677), (813, 39083), (969, 32791), (2057, 15447), (2299, 13821), (2981, 10659), (3553, 8943), (4607, 6897), (5149, 6171)]