627645981

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1\times {\mathrm{557}}^1$

素因数の和:1005

約数の個数: 32

約数和(自身を含む): 901549440

約数和(自身を除く): 273903459

約数列:

[1, 3, 19, 53, 57, 159, 373, 557, 1007, 1119, 1671, 3021, 7087, 10583, 19769, 21261, 29521, 31749, 59307, 88563, 207761, 375611, 560899, 623283, 1126833, 1682697, 3947459, 11011333, 11842377, 33033999, 209215327, 627645981]

約数ペア:

[(1, 627645981), (3, 209215327), (19, 33033999), (53, 11842377), (57, 11011333), (159, 3947459), (373, 1682697), (557, 1126833), (1007, 623283), (1119, 560899), (1671, 375611), (3021, 207761), (7087, 88563), (10583, 59307), (19769, 31749), (21261, 29521)]