28970915

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{13259}}^1$

素因数の和:13306

約数の個数: 16

約数和(自身を含む): 38188800

約数和(自身を除く): 9217885

約数列:

[1, 5, 19, 23, 95, 115, 437, 2185, 13259, 66295, 251921, 304957, 1259605, 1524785, 5794183, 28970915]

約数ペア:

[(1, 28970915), (5, 5794183), (19, 1524785), (23, 1259605), (95, 304957), (115, 251921), (437, 66295), (2185, 13259)]