22271775

素因数分解:

$3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{1993}}^1$

素因数の和:2155

約数の個数: 24

約数和(自身を含む): 37088400

約数和(自身を除く): 14816625

約数列:

[1, 3, 5, 15, 25, 75, 149, 447, 745, 1993, 2235, 3725, 5979, 9965, 11175, 29895, 49825, 149475, 296957, 890871, 1484785, 4454355, 7423925, 22271775]

約数ペア:

[(1, 22271775), (3, 7423925), (5, 4454355), (15, 1484785), (25, 890871), (75, 296957), (149, 149475), (447, 49825), (745, 29895), (1993, 11175), (2235, 9965), (3725, 5979)]