28901828

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{683}}^1$

素因数の和:907

約数の個数: 24

約数和(自身を含む): 51710400

約数和(自身を除く): 22808572

約数列:

[1, 2, 4, 71, 142, 149, 284, 298, 596, 683, 1366, 2732, 10579, 21158, 42316, 48493, 96986, 101767, 193972, 203534, 407068, 7225457, 14450914, 28901828]

約数ペア:

[(1, 28901828), (2, 14450914), (4, 7225457), (71, 407068), (142, 203534), (149, 193972), (284, 101767), (298, 96986), (596, 48493), (683, 42316), (1366, 21158), (2732, 10579)]