211207095

素因数分解:

$3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15803}}^1$

素因数の和:15834

約数の個数: 48

約数和(自身を含む): 414191232

約数和(自身を除く): 202984137

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 243, 297, 405, 495, 891, 1215, 1485, 2673, 4455, 13365, 15803, 47409, 79015, 142227, 173833, 237045, 426681, 521499, 711135, 869165, 1280043, 1564497, 2133405, 2607495, 3840129, 4693491, 6400215, 7822485, 14080473, 19200645, 23467455, 42241419, 70402365, 211207095]

約数ペア:

[(1, 211207095), (3, 70402365), (5, 42241419), (9, 23467455), (11, 19200645), (15, 14080473), (27, 7822485), (33, 6400215), (45, 4693491), (55, 3840129), (81, 2607495), (99, 2133405), (135, 1564497), (165, 1280043), (243, 869165), (297, 711135), (405, 521499), (495, 426681), (891, 237045), (1215, 173833), (1485, 142227), (2673, 79015), (4455, 47409), (13365, 15803)]