157218831

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{7823}}^1$

素因数の和:7876

約数の個数: 48

約数和(自身を含む): 292930560

約数和(自身を除く): 135711729

約数列:

[1, 3, 7, 9, 11, 21, 29, 33, 63, 77, 87, 99, 203, 231, 261, 319, 609, 693, 957, 1827, 2233, 2871, 6699, 7823, 20097, 23469, 54761, 70407, 86053, 164283, 226867, 258159, 492849, 602371, 680601, 774477, 1588069, 1807113, 2041803, 2495537, 4764207, 5421339, 7486611, 14292621, 17468759, 22459833, 52406277, 157218831]

約数ペア:

[(1, 157218831), (3, 52406277), (7, 22459833), (9, 17468759), (11, 14292621), (21, 7486611), (29, 5421339), (33, 4764207), (63, 2495537), (77, 2041803), (87, 1807113), (99, 1588069), (203, 774477), (231, 680601), (261, 602371), (319, 492849), (609, 258159), (693, 226867), (957, 164283), (1827, 86053), (2233, 70407), (2871, 54761), (6699, 23469), (7823, 20097)]