1215707427

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{907}}^1\times {\mathrm{4513}}^1$

素因数の和:5440

約数の個数: 32

約数和(自身を含む): 1967381760

約数和(自身を除く): 751674333

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 907, 2721, 4513, 8163, 9977, 13539, 24489, 29931, 40617, 49643, 89793, 121851, 148929, 269379, 446787, 1340361, 4093291, 12279873, 36839619, 45026201, 110518857, 135078603, 405235809, 1215707427]

約数ペア:

[(1, 1215707427), (3, 405235809), (9, 135078603), (11, 110518857), (27, 45026201), (33, 36839619), (99, 12279873), (297, 4093291), (907, 1340361), (2721, 446787), (4513, 269379), (8163, 148929), (9977, 121851), (13539, 89793), (24489, 49643), (29931, 40617)]