40500621

素因数分解:

$3^3\times 7^1\times {\mathrm{421}}^1\times {\mathrm{509}}^1$

素因数の和:946

約数の個数: 32

約数和(自身を含む): 68870400

約数和(自身を除く): 28369779

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 421, 509, 1263, 1527, 2947, 3563, 3789, 4581, 8841, 10689, 11367, 13743, 26523, 32067, 79569, 96201, 214289, 642867, 1500023, 1928601, 4500069, 5785803, 13500207, 40500621]

約数ペア:

[(1, 40500621), (3, 13500207), (7, 5785803), (9, 4500069), (21, 1928601), (27, 1500023), (63, 642867), (189, 214289), (421, 96201), (509, 79569), (1263, 32067), (1527, 26523), (2947, 13743), (3563, 11367), (3789, 10689), (4581, 8841)]