72238689

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{167}}^1\times {\mathrm{433}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 110826240

約数和(自身を除く): 38587551

約数列:

[1, 3, 9, 27, 37, 111, 167, 333, 433, 501, 999, 1299, 1503, 3897, 4509, 6179, 11691, 16021, 18537, 48063, 55611, 72311, 144189, 166833, 216933, 432567, 650799, 1952397, 2675507, 8026521, 24079563, 72238689]

約数ペア:

[(1, 72238689), (3, 24079563), (9, 8026521), (27, 2675507), (37, 1952397), (111, 650799), (167, 432567), (333, 216933), (433, 166833), (501, 144189), (999, 72311), (1299, 55611), (1503, 48063), (3897, 18537), (4509, 16021), (6179, 11691)]