2909115

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{653}}^1$

素因数の和:681

約数の個数: 40

約数和(自身を含む): 5697648

約数和(自身を除く): 2788533

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 495, 653, 891, 1485, 1959, 3265, 4455, 5877, 7183, 9795, 17631, 21549, 29385, 35915, 52893, 64647, 88155, 107745, 193941, 264465, 323235, 581823, 969705, 2909115]

約数ペア:

[(1, 2909115), (3, 969705), (5, 581823), (9, 323235), (11, 264465), (15, 193941), (27, 107745), (33, 88155), (45, 64647), (55, 52893), (81, 35915), (99, 29385), (135, 21549), (165, 17631), (297, 9795), (405, 7183), (495, 5877), (653, 4455), (891, 3265), (1485, 1959)]