71081109

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:143

約数の個数: 96

約数和(自身を含む): 129392640

約数和(自身を除く): 58311531

約数列:

[1, 3, 9, 11, 19, 23, 31, 33, 53, 57, 69, 93, 99, 159, 171, 207, 209, 253, 279, 341, 437, 477, 583, 589, 627, 713, 759, 1007, 1023, 1219, 1311, 1643, 1749, 1767, 1881, 2139, 2277, 3021, 3069, 3657, 3933, 4807, 4929, 5247, 5301, 6417, 6479, 7843, 9063, 10971, 11077, 13409, 13547, 14421, 14787, 18073, 19437, 23161, 23529, 31217, 33231, 37789, 40227, 40641, 43263, 54219, 58311, 69483, 70587, 93651, 99693, 113367, 120681, 121923, 149017, 162657, 208449, 254771, 280953, 340101, 343387, 415679, 447051, 717991, 764313, 1030161, 1247037, 1341153, 2153973, 2292939, 3090483, 3741111, 6461919, 7897901, 23693703, 71081109]

約数ペア:

[(1, 71081109), (3, 23693703), (9, 7897901), (11, 6461919), (19, 3741111), (23, 3090483), (31, 2292939), (33, 2153973), (53, 1341153), (57, 1247037), (69, 1030161), (93, 764313), (99, 717991), (159, 447051), (171, 415679), (207, 343387), (209, 340101), (253, 280953), (279, 254771), (341, 208449), (437, 162657), (477, 149017), (583, 121923), (589, 120681), (627, 113367), (713, 99693), (759, 93651), (1007, 70587), (1023, 69483), (1219, 58311), (1311, 54219), (1643, 43263), (1749, 40641), (1767, 40227), (1881, 37789), (2139, 33231), (2277, 31217), (3021, 23529), (3069, 23161), (3657, 19437), (3933, 18073), (4807, 14787), (4929, 14421), (5247, 13547), (5301, 13409), (6417, 11077), (6479, 10971), (7843, 9063)]