29727027

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{991}}^1$

素因数の和:1112

約数の個数: 32

約数和(自身を含む): 48568320

約数和(自身を除く): 18841293

約数列:

[1, 3, 9, 11, 27, 33, 99, 101, 297, 303, 909, 991, 1111, 2727, 2973, 3333, 8919, 9999, 10901, 26757, 29997, 32703, 98109, 100091, 294327, 300273, 900819, 1101001, 2702457, 3303003, 9909009, 29727027]

約数ペア:

[(1, 29727027), (3, 9909009), (9, 3303003), (11, 2702457), (27, 1101001), (33, 900819), (99, 300273), (101, 294327), (297, 100091), (303, 98109), (909, 32703), (991, 29997), (1111, 26757), (2727, 10901), (2973, 9999), (3333, 8919)]