209256915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1031}}^1\times {\mathrm{1933}}^1$

素因数の和:2979

約数の個数: 32

約数和(自身を含む): 383210496

約数和(自身を除く): 173953581

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1031, 1933, 3093, 5155, 5799, 7217, 9665, 13531, 15465, 21651, 28995, 36085, 40593, 67655, 108255, 202965, 1992923, 5978769, 9964615, 13950461, 29893845, 41851383, 69752305, 209256915]

約数ペア:

[(1, 209256915), (3, 69752305), (5, 41851383), (7, 29893845), (15, 13950461), (21, 9964615), (35, 5978769), (105, 1992923), (1031, 202965), (1933, 108255), (3093, 67655), (5155, 40593), (5799, 36085), (7217, 28995), (9665, 21651), (13531, 15465)]