211008321

素因数分解:

$3^8\times {\mathrm{29}}^1\times {\mathrm{1109}}^1$

素因数の和:1162

約数の個数: 36

約数和(自身を含む): 327705300

約数和(自身を除く): 116696979

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 729, 783, 1109, 2187, 2349, 3327, 6561, 7047, 9981, 21141, 29943, 32161, 63423, 89829, 96483, 190269, 269487, 289449, 808461, 868347, 2425383, 2605041, 7276149, 7815123, 23445369, 70336107, 211008321]

約数ペア:

[(1, 211008321), (3, 70336107), (9, 23445369), (27, 7815123), (29, 7276149), (81, 2605041), (87, 2425383), (243, 868347), (261, 808461), (729, 289449), (783, 269487), (1109, 190269), (2187, 96483), (2349, 89829), (3327, 63423), (6561, 32161), (7047, 29943), (9981, 21141)]