40737081

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:155

約数の個数: 64

約数和(自身を含む): 71424000

約数和(自身を除く): 30686919

約数列:

[1, 3, 7, 11, 21, 33, 49, 59, 61, 77, 147, 177, 183, 231, 343, 413, 427, 539, 649, 671, 1029, 1239, 1281, 1617, 1947, 2013, 2891, 2989, 3599, 3773, 4543, 4697, 8673, 8967, 10797, 11319, 13629, 14091, 20237, 20923, 25193, 31801, 32879, 39589, 60711, 62769, 75579, 95403, 98637, 118767, 176351, 222607, 230153, 277123, 529053, 667821, 690459, 831369, 1234457, 1939861, 3703371, 5819583, 13579027, 40737081]

約数ペア:

[(1, 40737081), (3, 13579027), (7, 5819583), (11, 3703371), (21, 1939861), (33, 1234457), (49, 831369), (59, 690459), (61, 667821), (77, 529053), (147, 277123), (177, 230153), (183, 222607), (231, 176351), (343, 118767), (413, 98637), (427, 95403), (539, 75579), (649, 62769), (671, 60711), (1029, 39589), (1239, 32879), (1281, 31801), (1617, 25193), (1947, 20923), (2013, 20237), (2891, 14091), (2989, 13629), (3599, 11319), (3773, 10797), (4543, 8967), (4697, 8673)]