16214425

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:369

約数の個数: 24

約数和(自身を含む): 21230784

約数和(自身を除く): 5016359

約数列:

[1, 5, 23, 25, 115, 163, 173, 575, 815, 865, 3749, 3979, 4075, 4325, 18745, 19895, 28199, 93725, 99475, 140995, 648577, 704975, 3242885, 16214425]

約数ペア:

[(1, 16214425), (5, 3242885), (23, 704975), (25, 648577), (115, 140995), (163, 99475), (173, 93725), (575, 28199), (815, 19895), (865, 18745), (3749, 4325), (3979, 4075)]